diff --git a/package-lock.json b/package-lock.json
index cb9a52d..d5c118c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -58,17 +58,6 @@
         "acorn": "^5.0.3"
       }
     },
-    "ajv": {
-      "version": "5.5.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
-      "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
-      "requires": {
-        "co": "^4.6.0",
-        "fast-deep-equal": "^1.0.0",
-        "fast-json-stable-stringify": "^2.0.0",
-        "json-schema-traverse": "^0.3.0"
-      }
-    },
     "ajv-keywords": {
       "version": "3.2.0",
       "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-3.2.0.tgz",
@@ -108,9 +97,9 @@
       "integrity": "sha512-Y9J6ZjXtoYh8RnXVCMOU/ttDmk1aBjunq9vO0ta5x85WDQiQfUF9sIPBITdbiiIVcBo03Hi3jMxigBtsddlXRw=="
     },
     "are-we-there-yet": {
-      "version": "1.1.5",
-      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.5.tgz",
-      "integrity": "sha512-5hYdAkZlcG8tOLujVDTgCT+uPX0VnpAH28gWsLfzpXYm7wP6mp5Q/gYyR7YQ0cKVJcXJnl3j2kpBan13PtQf6w==",
+      "version": "1.1.7",
+      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.7.tgz",
+      "integrity": "sha512-nxwy40TuMiUGqMyRHgCSWZ9FM4VAoRP4xUYSTv5ImRog+h9yISPbVH7H8fASCIzYn9wlEv4zvFL7uKDMCFQm3g==",
       "requires": {
         "delegates": "^1.0.0",
         "readable-stream": "^2.0.6"
@@ -119,17 +108,17 @@
         "isarray": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
-          "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE="
+          "integrity": "sha512-VLghIWNM6ELQzo7zwmcg0NmTVyWKYjvIeM83yjp0wRDTmUnrM678fQbcKBo6n2CJEF0szoG//ytg+TKla89ALQ=="
         },
         "process-nextick-args": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.0.tgz",
-          "integrity": "sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw=="
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",
+          "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag=="
         },
         "readable-stream": {
-          "version": "2.3.6",
-          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
-          "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
+          "version": "2.3.8",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.8.tgz",
+          "integrity": "sha512-8p0AUk4XODgIewSi0l8Epjs+EVnWiK7NoDIEGU0HhE7+ZyY8D1IMY7odu5lRrFXGg71L15KG8QrPmum45RTtdA==",
           "requires": {
             "core-util-is": "~1.0.0",
             "inherits": "~2.0.3",
@@ -185,19 +174,6 @@
       "integrity": "sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0=",
       "dev": true
     },
-    "asn1": {
-      "version": "0.2.4",
-      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
-      "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
-      "requires": {
-        "safer-buffer": "~2.1.0"
-      }
-    },
-    "assert-plus": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
-      "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
-    },
     "assertion-error": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-1.1.0.tgz",
@@ -207,17 +183,8 @@
     "asynckit": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
-      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
-    },
-    "aws-sign2": {
-      "version": "0.7.0",
-      "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
-      "integrity": "sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg="
-    },
-    "aws4": {
-      "version": "1.8.0",
-      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.8.0.tgz",
-      "integrity": "sha512-ReZxvNHIOv88FlT7rxcXIIC0fPt4KZqZbOlivyWtXLt8ESx84zd3kMC6iK5jVeS2qt+g7ftS7ye4fi06X5rtRQ=="
+      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k=",
+      "dev": true
     },
     "babel-code-frame": {
       "version": "6.26.0",
@@ -276,15 +243,6 @@
         "safe-buffer": "5.1.1"
       }
     },
-    "bcrypt-pbkdf": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
-      "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
-      "optional": true,
-      "requires": {
-        "tweetnacl": "^0.14.3"
-      }
-    },
     "bcryptjs": {
       "version": "2.4.3",
       "resolved": "https://registry.npmjs.org/bcryptjs/-/bcryptjs-2.4.3.tgz",
@@ -448,11 +406,6 @@
         "redeyed": "~2.1.0"
       }
     },
-    "caseless": {
-      "version": "0.12.0",
-      "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
-      "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw="
-    },
     "chai": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/chai/-/chai-4.1.2.tgz",
@@ -524,9 +477,9 @@
       "dev": true
     },
     "chownr": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.0.1.tgz",
-      "integrity": "sha1-4qdQQqlVGQi+vSW4Uj1fl2nXkYE="
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.1.4.tgz",
+      "integrity": "sha512-jJ0bqzaylmJtVnNgzTeSOs8DPavpbYgEr/b0YL8/2GO3xJEhInFmhKMUnEJQjZumK7KXGFhUy89PrsJWlakBVg=="
     },
     "circular-json": {
       "version": "0.3.3",
@@ -558,15 +511,10 @@
         "shimmer": "^1.1.0"
       }
     },
-    "co": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/co/-/co-4.6.0.tgz",
-      "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ="
-    },
     "code-point-at": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
-      "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c="
+      "integrity": "sha512-RpAVKQA5T63xEj6/giIbUEtZwJ4UFIc3ZtvEkiaUERylqe8xb5IvqcgOurZLahv93CLKfxcw5YI+DZcUBRyLXA=="
     },
     "color-convert": {
       "version": "1.9.2",
@@ -587,6 +535,7 @@
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
       "integrity": "sha1-cj599ugBrFYTETp+RFqbactjKBg=",
+      "dev": true,
       "requires": {
         "delayed-stream": "~1.0.0"
       }
@@ -650,7 +599,7 @@
     "console-control-strings": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
-      "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4="
+      "integrity": "sha512-ty/fTekppD2fIwRvnZAVdeOiGd1c7YXEixbgJTNzqcxJWKQnjJ/V1bNEEE6hygpM3WjwHFUVK6HTjWSzV4a8sQ=="
     },
     "content-disposition": {
       "version": "0.5.2",
@@ -723,14 +672,6 @@
         }
       }
     },
-    "dashdash": {
-      "version": "1.14.1",
-      "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
-      "integrity": "sha1-hTz6D3y+L+1d4gMmuN1YEDX24vA=",
-      "requires": {
-        "assert-plus": "^1.0.0"
-      }
-    },
     "dasherize": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/dasherize/-/dasherize-2.0.0.tgz",
@@ -792,12 +733,13 @@
     "delayed-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
-      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
+      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk=",
+      "dev": true
     },
     "delegates": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz",
-      "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o="
+      "integrity": "sha512-bd2L678uiWATM6m5Z1VzNCErI3jiGzt6HGY8OVICs40JQq/HALfbyNJmp0UDakEY4pMMaN0Ly5om/B1VI/+xfQ=="
     },
     "denque": {
       "version": "1.3.0",
@@ -817,7 +759,7 @@
     "detect-libc": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-1.0.3.tgz",
-      "integrity": "sha1-+hN8S9aY7fVc1c0CrFWfkaTEups="
+      "integrity": "sha512-pGjwhsmsp4kL2RTz08wcOlGN83otlqHeD/Z5T8GXZB+/YcpQ/dgo+lbU8ZsGxV0HIvqqxo9l7mqYwyYMD9bKDg=="
     },
     "dicer": {
       "version": "0.2.5",
@@ -863,16 +805,6 @@
       "resolved": "https://registry.npmjs.org/dottie/-/dottie-2.0.0.tgz",
       "integrity": "sha1-2hkZgci41xPKARXViYzzl8Lw3dA="
     },
-    "ecc-jsbn": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz",
-      "integrity": "sha1-OoOpBOVDUyh4dMVkt1SThoSamMk=",
-      "optional": true,
-      "requires": {
-        "jsbn": "~0.1.0",
-        "safer-buffer": "^2.1.0"
-      }
-    },
     "ecdsa-sig-formatter": {
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.10.tgz",
@@ -1219,20 +1151,11 @@
         "tmp": "^0.0.33"
       }
     },
-    "extsprintf": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
-      "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU="
-    },
-    "fast-deep-equal": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
-      "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ="
-    },
     "fast-json-stable-stringify": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz",
-      "integrity": "sha1-1RQsDK7msRifh9OnYREGT4bIu/I="
+      "integrity": "sha1-1RQsDK7msRifh9OnYREGT4bIu/I=",
+      "dev": true
     },
     "fast-levenshtein": {
       "version": "2.0.6",
@@ -1311,11 +1234,6 @@
       "integrity": "sha1-C+4AUBiusmDQo6865ljdATbsG5k=",
       "dev": true
     },
-    "forever-agent": {
-      "version": "0.6.1",
-      "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
-      "integrity": "sha1-+8cfDEGt6zf5bFd60e1C2P2sypE="
-    },
     "form-data": {
       "version": "2.3.2",
       "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.2.tgz",
@@ -1359,11 +1277,11 @@
       }
     },
     "fs-minipass": {
-      "version": "1.2.5",
-      "resolved": "https://registry.npmjs.org/fs-minipass/-/fs-minipass-1.2.5.tgz",
-      "integrity": "sha512-JhBl0skXjUPCFH7x6x61gQxrKyXsxB5gcgePLZCwfyCGGsTISMoIeObbrvVeP6Xmyaudw4TT43qV2Gz+iyd2oQ==",
+      "version": "1.2.7",
+      "resolved": "https://registry.npmjs.org/fs-minipass/-/fs-minipass-1.2.7.tgz",
+      "integrity": "sha512-GWSSJGFy4e9GUeCcbIkED+bgAoFyj7XF1mV8rma3QW4NIqX9Kyx79N/PF61H5udOV3aY1IaMLs6pGbH71nlCTA==",
       "requires": {
-        "minipass": "^2.2.1"
+        "minipass": "^2.6.0"
       }
     },
     "fs.realpath": {
@@ -1386,7 +1304,7 @@
     "gauge": {
       "version": "2.7.4",
       "resolved": "https://registry.npmjs.org/gauge/-/gauge-2.7.4.tgz",
-      "integrity": "sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=",
+      "integrity": "sha512-14x4kjc6lkD3ltw589k0NrPD6cCNTD6CWoVUNpB85+DrtONoZn+Rug6xZU5RvSC4+TZPxA5AnBibQYAvZn41Hg==",
       "requires": {
         "aproba": "^1.0.3",
         "console-control-strings": "^1.0.0",
@@ -1401,7 +1319,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
-          "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+          "integrity": "sha512-1pqUqRjkhPJ9miNq9SwMfdvi6lBJcd6eFxvfaivQhaH3SgisfiuudvFntdKOmxuee/77l+FPjKrQjWvmPjWrRw==",
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -1409,7 +1327,7 @@
         "string-width": {
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
-          "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
+          "integrity": "sha512-0XsVpQLnVCXHJfyEs8tC0zpTVIr5PKKsQtkT29IwupnPTjtPmQ3xT/4yCREF9hYkV/3M3kzcUTSAZT6a6h81tw==",
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -1419,7 +1337,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
-          "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
+          "integrity": "sha512-VhumSSbBqDTP8p2ZLKj40UjBCV4+v8bUSEpUb4KjRgWk9pbqGF4REFj6KEagidb2f/M6AzC0EmFyDNGaw9OCzg==",
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -1442,14 +1360,6 @@
       "integrity": "sha1-6td0q+5y4gQJQzoGY2YCPdaIekE=",
       "dev": true
     },
-    "getpass": {
-      "version": "0.1.7",
-      "resolved": "https://registry.npmjs.org/getpass/-/getpass-0.1.7.tgz",
-      "integrity": "sha1-Xv+OPmhNVprkyysSgmBOi6YhSfo=",
-      "requires": {
-        "assert-plus": "^1.0.0"
-      }
-    },
     "glob": {
       "version": "7.1.2",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.2.tgz",
@@ -1494,20 +1404,6 @@
       "integrity": "sha512-qBr4OuELkhPenW6goKVXiv47US3clb3/IbuWF9KNKEijAy9oeHxU9IgzjvJhHkUzhaj7rOUD7+YGWqUjLp5oSA==",
       "dev": true
     },
-    "har-schema": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/har-schema/-/har-schema-2.0.0.tgz",
-      "integrity": "sha1-qUwiJOvKwEeCoNkDVSHyRzW37JI="
-    },
-    "har-validator": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.0.tgz",
-      "integrity": "sha512-+qnmNjI4OfH2ipQ9VQOw23bBd/ibtfbVdK2fYbY4acTDqKTW/YDp9McimZdDbG8iV9fZizUqQMD5xvriB146TA==",
-      "requires": {
-        "ajv": "^5.3.0",
-        "har-schema": "^2.0.0"
-      }
-    },
     "has": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
@@ -1541,7 +1437,7 @@
     "has-unicode": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/has-unicode/-/has-unicode-2.0.1.tgz",
-      "integrity": "sha1-4Ob+aijPUROIVeCG0Wkedx3iqLk="
+      "integrity": "sha512-8Rf9Y83NBReMnx0gFzA8JImQACstCYWUplepDa9xprwwtmgEZUF0h/i5xSA625zB/I37EtrswSST6OXxwaaIJQ=="
     },
     "he": {
       "version": "1.1.1",
@@ -1618,16 +1514,6 @@
         }
       }
     },
-    "http-signature": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.2.0.tgz",
-      "integrity": "sha1-muzZJRFHcvPZW2WmCruPfBj7rOE=",
-      "requires": {
-        "assert-plus": "^1.0.0",
-        "jsprim": "^1.2.2",
-        "sshpk": "^1.7.0"
-      }
-    },
     "iconv-lite": {
       "version": "0.4.19",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.19.tgz",
@@ -1645,9 +1531,9 @@
       "dev": true
     },
     "ignore-walk": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/ignore-walk/-/ignore-walk-3.0.1.tgz",
-      "integrity": "sha512-DTVlMx3IYPe0/JJcYP7Gxg7ttZZu3IInhuEhbchuqneY9wWe5Ojy2mXLBaQFUQmo0AW2r3qG7m1mg86js+gnlQ==",
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/ignore-walk/-/ignore-walk-3.0.4.tgz",
+      "integrity": "sha512-PY6Ii8o1jMRA1z4F2hRkH/xN59ox43DavKvD3oDpfurRlOJyAHpifIwpbdv1n4jt4ov0jSpw3kQ4GhJnpBL6WQ==",
       "requires": {
         "minimatch": "^3.0.4"
       }
@@ -1678,9 +1564,9 @@
       "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
     },
     "ini": {
-      "version": "1.3.5",
-      "resolved": "https://registry.npmjs.org/ini/-/ini-1.3.5.tgz",
-      "integrity": "sha512-RZY5huIKCMRWDUqZlEi72f/lmXKMvuszcMBduliQ3nnWbx9X/ZBQO7DijMEYS9EhHBb2qacRUMtC7svLwe0lcw=="
+      "version": "1.3.8",
+      "resolved": "https://registry.npmjs.org/ini/-/ini-1.3.8.tgz",
+      "integrity": "sha512-JV/yugV2uzW5iMRSiZAyDtQd+nxtUnjeLt0acNdw98kKLrvuRVyB80tsREOE7yvGVgalhZ6RNXCmEHkUKBKxew=="
     },
     "inquirer": {
       "version": "5.2.0",
@@ -1796,11 +1682,6 @@
       "integrity": "sha1-PMWfAAJRlLarLjjbrmaJJWtmBXI=",
       "dev": true
     },
-    "is-typedarray": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
-      "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo="
-    },
     "isarray": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
@@ -1812,11 +1693,6 @@
       "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=",
       "dev": true
     },
-    "isstream": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz",
-      "integrity": "sha1-R+Y/evVa+m+S4VAOaQ64uFKcCZo="
-    },
     "js-tokens": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-3.0.2.tgz",
@@ -1833,33 +1709,12 @@
         "esprima": "^4.0.0"
       }
     },
-    "jsbn": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/jsbn/-/jsbn-0.1.1.tgz",
-      "integrity": "sha1-peZUwuWi3rXyAdls77yoDA7y9RM=",
-      "optional": true
-    },
-    "json-schema": {
-      "version": "0.2.3",
-      "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.2.3.tgz",
-      "integrity": "sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM="
-    },
-    "json-schema-traverse": {
-      "version": "0.3.1",
-      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
-      "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A="
-    },
     "json-stable-stringify-without-jsonify": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz",
       "integrity": "sha1-nbe1lJatPzz+8wp1FC0tkwrXJlE=",
       "dev": true
     },
-    "json-stringify-safe": {
-      "version": "5.0.1",
-      "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
-      "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus="
-    },
     "jsonfile": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
@@ -1891,17 +1746,6 @@
         }
       }
     },
-    "jsprim": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.1.tgz",
-      "integrity": "sha1-MT5mvB5cwG5Di8G3SZwuXFastqI=",
-      "requires": {
-        "assert-plus": "1.0.0",
-        "extsprintf": "1.3.0",
-        "json-schema": "0.2.3",
-        "verror": "1.10.0"
-      }
-    },
     "jwa": {
       "version": "1.1.6",
       "resolved": "https://registry.npmjs.org/jwa/-/jwa-1.1.6.tgz",
@@ -2036,37 +1880,37 @@
       }
     },
     "minimist": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-      "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
+      "version": "1.2.8",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+      "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA=="
     },
     "minipass": {
-      "version": "2.3.4",
-      "resolved": "https://registry.npmjs.org/minipass/-/minipass-2.3.4.tgz",
-      "integrity": "sha512-mlouk1OHlaUE8Odt1drMtG1bAJA4ZA6B/ehysgV0LUIrDHdKgo1KorZq3pK0b/7Z7LJIQ12MNM6aC+Tn6lUZ5w==",
+      "version": "2.9.0",
+      "resolved": "https://registry.npmjs.org/minipass/-/minipass-2.9.0.tgz",
+      "integrity": "sha512-wxfUjg9WebH+CUDX/CdbRlh5SmfZiy/hpkxaRI16Y9W56Pa75sWgd/rvFilSgrauD9NyFymP/+JFV3KwzIsJeg==",
       "requires": {
         "safe-buffer": "^5.1.2",
         "yallist": "^3.0.0"
       },
       "dependencies": {
         "safe-buffer": {
-          "version": "5.1.2",
-          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+          "version": "5.2.1",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
         },
         "yallist": {
-          "version": "3.0.2",
-          "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.2.tgz",
-          "integrity": "sha1-hFK0u36Dx8GI2AQcGoN8dz1ti7k="
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz",
+          "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g=="
         }
       }
     },
     "minizlib": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/minizlib/-/minizlib-1.1.0.tgz",
-      "integrity": "sha512-4T6Ur/GctZ27nHfpt9THOdRZNgyJ9FZchYO1ceg5S8Q3DNLCKYy44nCZzgCJgcvx2UM8czmqak5BCxJMrq37lA==",
+      "version": "1.3.3",
+      "resolved": "https://registry.npmjs.org/minizlib/-/minizlib-1.3.3.tgz",
+      "integrity": "sha512-6ZYMOEnmVsdCeTJVE0W9ZD+pVnE8h9Hma/iOwwRDsdQoePpoX56/8B6z3P9VNwppJuBKNRuFDRNRqRWexT9G9Q==",
       "requires": {
-        "minipass": "^2.2.1"
+        "minipass": "^2.9.0"
       }
     },
     "mkdirp": {
@@ -2214,9 +2058,9 @@
       }
     },
     "nan": {
-      "version": "2.10.0",
-      "resolved": "https://registry.npmjs.org/nan/-/nan-2.10.0.tgz",
-      "integrity": "sha512-bAdJv7fBLhWC+/Bls0Oza+mvTaNQtP+1RyhhhvD95pgUJz6XM5IzgmxOkItJ9tkoCiplvAnXI1tNmmUD/eScyA=="
+      "version": "2.20.0",
+      "resolved": "https://registry.npmjs.org/nan/-/nan-2.20.0.tgz",
+      "integrity": "sha512-bk3gXBZDGILuuo/6sKtr0DQmSThYHLtNCdSdXk9YkxD/jK6X2vmCyyXBBxyqZ4XcnzTyYEAThfX3DCEnLf6igw=="
     },
     "native-duplexpair": {
       "version": "1.0.0",
@@ -2230,13 +2074,28 @@
       "dev": true
     },
     "needle": {
-      "version": "2.2.2",
-      "resolved": "https://registry.npmjs.org/needle/-/needle-2.2.2.tgz",
-      "integrity": "sha512-mW7W8dKuVYefCpNzE3Z7xUmPI9wSrSL/1qH31YGMxmSOAnjatS3S9Zv3cmiHrhx3Jkp1SrWWBdOFXjfF48Uq3A==",
+      "version": "2.9.1",
+      "resolved": "https://registry.npmjs.org/needle/-/needle-2.9.1.tgz",
+      "integrity": "sha512-6R9fqJ5Zcmf+uYaFgdIHmLwNldn5HbK8L5ybn7Uz+ylX/rnOsSp1AHcvQSrCaFN+qNM1wpymHqD7mVasEOlHGQ==",
       "requires": {
-        "debug": "^2.1.2",
+        "debug": "^3.2.6",
         "iconv-lite": "^0.4.4",
         "sax": "^1.2.4"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "3.2.7",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.7.tgz",
+          "integrity": "sha512-CFjzYYAi4ThfiQvizrFQevTTXHtnCqWfe7x1AhgEscTz6ZbLbfoLRLPugTQyBth6f8ZERVUSyWHFD/7Wu4t1XQ==",
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        },
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+        }
       }
     },
     "negotiator": {
@@ -2256,9 +2115,9 @@
       "integrity": "sha1-ICtIAhoMTL3i34DeFaF0Q8i0OYA="
     },
     "node-pre-gyp": {
-      "version": "0.10.3",
-      "resolved": "https://registry.npmjs.org/node-pre-gyp/-/node-pre-gyp-0.10.3.tgz",
-      "integrity": "sha512-d1xFs+C/IPS8Id0qPTZ4bUT8wWryfR/OzzAFxweG+uLN85oPzyo2Iw6bVlLQ/JOdgNonXLCoRyqDzDWq4iw72A==",
+      "version": "0.11.0",
+      "resolved": "https://registry.npmjs.org/node-pre-gyp/-/node-pre-gyp-0.11.0.tgz",
+      "integrity": "sha512-TwWAOZb0j7e9eGaf9esRx3ZcLaE5tQ2lvYy1pb5IAaG1a2e2Kv5Lms1Y4hpj+ciXJRofIxxlt5haeQ/2ANeE0Q==",
       "requires": {
         "detect-libc": "^1.0.2",
         "mkdirp": "^0.5.1",
@@ -2273,33 +2132,42 @@
       },
       "dependencies": {
         "semver": {
-          "version": "5.5.0",
-          "resolved": "https://registry.npmjs.org/semver/-/semver-5.5.0.tgz",
-          "integrity": "sha512-4SJ3dm0WAwWy/NVeioZh5AntkdJoWKxHxcmyP622fOkgHa4z3R0TdBJICINyaSDE6uNwVc8gZr+ZinwZAH4xIA=="
+          "version": "5.7.2",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.2.tgz",
+          "integrity": "sha512-cBznnQ9KjJqU67B52RMC65CMarK2600WFnbkcaiwWq3xy/5haFJlshgnpjovMVJ+Hff49d8GEn0b87C5pDQ10g=="
         }
       }
     },
     "nopt": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/nopt/-/nopt-4.0.1.tgz",
-      "integrity": "sha1-0NRoWv1UFRk8jHUFYC0NF81kR00=",
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/nopt/-/nopt-4.0.3.tgz",
+      "integrity": "sha512-CvaGwVMztSMJLOeXPrez7fyfObdZqNUK1cPAEzLHrTybIua9pMdmmPR5YwtfNftIOMv3DPUhFaxsZMNTQO20Kg==",
       "requires": {
         "abbrev": "1",
         "osenv": "^0.1.4"
       }
     },
     "npm-bundled": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/npm-bundled/-/npm-bundled-1.0.5.tgz",
-      "integrity": "sha512-m/e6jgWu8/v5niCUKQi9qQl8QdeEduFA96xHDDzFGqly0OOjI7c+60KM/2sppfnUU9JJagf+zs+yGhqSOFj71g=="
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/npm-bundled/-/npm-bundled-1.1.2.tgz",
+      "integrity": "sha512-x5DHup0SuyQcmL3s7Rx/YQ8sbw/Hzg0rj48eN0dV7hf5cmQq5PXIeioroH3raV1QC1yh3uTYuMThvEQF3iKgGQ==",
+      "requires": {
+        "npm-normalize-package-bin": "^1.0.1"
+      }
+    },
+    "npm-normalize-package-bin": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/npm-normalize-package-bin/-/npm-normalize-package-bin-1.0.1.tgz",
+      "integrity": "sha512-EPfafl6JL5/rU+ot6P3gRSCpPDW5VmIzX959Ob1+ySFUuuYHWHekXpwdUZcKP5C+DS4GEtdJluwBjnsNDl+fSA=="
     },
     "npm-packlist": {
-      "version": "1.1.11",
-      "resolved": "https://registry.npmjs.org/npm-packlist/-/npm-packlist-1.1.11.tgz",
-      "integrity": "sha512-CxKlZ24urLkJk+9kCm48RTQ7L4hsmgSVzEk0TLGPzzyuFxD7VNgy5Sl24tOLMzQv773a/NeJ1ce1DKeacqffEA==",
+      "version": "1.4.8",
+      "resolved": "https://registry.npmjs.org/npm-packlist/-/npm-packlist-1.4.8.tgz",
+      "integrity": "sha512-5+AZgwru5IevF5ZdnFglB5wNlHG1AOOuw28WhUq8/8emhBmLv6jX5by4WJCh7lW0uSYZYS6DXqIsyZVIXRZU9A==",
       "requires": {
         "ignore-walk": "^3.0.1",
-        "npm-bundled": "^1.0.1"
+        "npm-bundled": "^1.0.1",
+        "npm-normalize-package-bin": "^1.0.1"
       }
     },
     "npmlog": {
@@ -2316,12 +2184,7 @@
     "number-is-nan": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/number-is-nan/-/number-is-nan-1.0.1.tgz",
-      "integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0="
-    },
-    "oauth-sign": {
-      "version": "0.9.0",
-      "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.9.0.tgz",
-      "integrity": "sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ=="
+      "integrity": "sha512-4jbtZXNAsfZbAHiiqjLPBiCl16dES1zI4Hpzzxw61Tk+loF+sBDBKx1ICKKKwIqQ7M0mFn1TmkN7euSncWgHiQ=="
     },
     "object-assign": {
       "version": "4.1.1",
@@ -2381,7 +2244,7 @@
     "os-homedir": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
-      "integrity": "sha1-/7xJiDNuDoM94MFox+8VISGqf7M="
+      "integrity": "sha512-B5JU3cabzk8c67mRRd3ECmROafjYMXbuzlwtqdM8IbS8ktlTix8aFGb2bAGKrSRIlnfKwovGUUr72JUPyOb6kQ=="
     },
     "os-tmpdir": {
       "version": "1.0.2",
@@ -2435,11 +2298,6 @@
       "integrity": "sha1-uULm1L3mUwBe9rcTYd74cn0GReA=",
       "dev": true
     },
-    "performance-now": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
-      "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns="
-    },
     "pg": {
       "version": "7.4.3",
       "resolved": "https://registry.npmjs.org/pg/-/pg-7.4.3.tgz",
@@ -2577,16 +2435,6 @@
       "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
       "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM="
     },
-    "psl": {
-      "version": "1.1.29",
-      "resolved": "https://registry.npmjs.org/psl/-/psl-1.1.29.tgz",
-      "integrity": "sha512-AeUmQ0oLN02flVHXWh9sSJF7mcdFq0ppid/JkErufc3hGIV/AMa8Fo9VgDo/cT2jFdOWoFvHp90qqBH54W+gjQ=="
-    },
-    "punycode": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
-      "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4="
-    },
     "qs": {
       "version": "6.5.2",
       "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
@@ -2689,78 +2537,6 @@
       "integrity": "sha512-g2FAVtR8Uh8GO1Nv5wpxW7VFVwHcCEr4wyA8/MHiRkO8uHoR5ntAA8Uq3P1vvMTX/BeQiRVSpDGLd+Wn5HNOTA==",
       "dev": true
     },
-    "request": {
-      "version": "2.88.0",
-      "resolved": "https://registry.npmjs.org/request/-/request-2.88.0.tgz",
-      "integrity": "sha512-NAqBSrijGLZdM0WZNsInLJpkJokL72XYjUpnB0iwsRgxh7dB6COrHnTBNwN0E+lHDAJzu7kLAkDeY08z2/A0hg==",
-      "requires": {
-        "aws-sign2": "~0.7.0",
-        "aws4": "^1.8.0",
-        "caseless": "~0.12.0",
-        "combined-stream": "~1.0.6",
-        "extend": "~3.0.2",
-        "forever-agent": "~0.6.1",
-        "form-data": "~2.3.2",
-        "har-validator": "~5.1.0",
-        "http-signature": "~1.2.0",
-        "is-typedarray": "~1.0.0",
-        "isstream": "~0.1.2",
-        "json-stringify-safe": "~5.0.1",
-        "mime-types": "~2.1.19",
-        "oauth-sign": "~0.9.0",
-        "performance-now": "^2.1.0",
-        "qs": "~6.5.2",
-        "safe-buffer": "^5.1.2",
-        "tough-cookie": "~2.4.3",
-        "tunnel-agent": "^0.6.0",
-        "uuid": "^3.3.2"
-      },
-      "dependencies": {
-        "extend": {
-          "version": "3.0.2",
-          "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
-          "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g=="
-        },
-        "form-data": {
-          "version": "2.3.2",
-          "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.2.tgz",
-          "integrity": "sha1-SXBJi+YEwgwAXU9cI67NIda0kJk=",
-          "requires": {
-            "asynckit": "^0.4.0",
-            "combined-stream": "1.0.6",
-            "mime-types": "^2.1.12"
-          }
-        },
-        "mime-db": {
-          "version": "1.35.0",
-          "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.35.0.tgz",
-          "integrity": "sha512-JWT/IcCTsB0Io3AhWUMjRqucrHSPsSf2xKLaRldJVULioggvkJvggZ3VXNNSRkCddE6D+BUI4HEIZIA2OjwIvg=="
-        },
-        "mime-types": {
-          "version": "2.1.19",
-          "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.19.tgz",
-          "integrity": "sha512-P1tKYHVSZ6uFo26mtnve4HQFE3koh1UWVkp8YUC+ESBHe945xWSoXuHHiGarDqcEZ+whpCDnlNw5LON0kLo+sw==",
-          "requires": {
-            "mime-db": "~1.35.0"
-          }
-        },
-        "qs": {
-          "version": "6.5.2",
-          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
-          "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA=="
-        },
-        "safe-buffer": {
-          "version": "5.1.2",
-          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
-        },
-        "uuid": {
-          "version": "3.3.2",
-          "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
-          "integrity": "sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA=="
-        }
-      }
-    },
     "require-uncached": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/require-uncached/-/require-uncached-1.0.3.tgz",
@@ -2833,9 +2609,9 @@
       "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
     },
     "sax": {
-      "version": "1.2.4",
-      "resolved": "https://registry.npmjs.org/sax/-/sax-1.2.4.tgz",
-      "integrity": "sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw=="
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/sax/-/sax-1.4.1.tgz",
+      "integrity": "sha512-+aWOz7yVScEGoKNd4PA10LZ8sk0A/z5+nXQG5giUO5rprX9jgYsTdov9qCchZiPIZezbZH+jRut8nPodFAX4Jg=="
     },
     "semver": {
       "version": "4.3.2",
@@ -2937,7 +2713,7 @@
     "set-blocking": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz",
-      "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc="
+      "integrity": "sha512-KiKBS8AnWGEyLzofFfmvKwpdPzqiy16LvQfK3yv/fVH7Bj13/wl3JSR1J+rfgRE9q7xUJK4qvgS8raSOeLUehw=="
     },
     "setprototypeof": {
       "version": "1.1.0",
@@ -2993,13 +2769,12 @@
       "dev": true
     },
     "sqlite3": {
-      "version": "4.0.2",
-      "resolved": "https://registry.npmjs.org/sqlite3/-/sqlite3-4.0.2.tgz",
-      "integrity": "sha512-51ferIRwYOhzUEtogqOa/y9supADlAht98bF/gbIi6WkzRJX6Yioldxbzj1MV4yV+LgdKD/kkHwFTeFXOG4htA==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/sqlite3/-/sqlite3-4.2.0.tgz",
+      "integrity": "sha512-roEOz41hxui2Q7uYnWsjMOTry6TcNUNmp8audCx18gF10P2NknwdpF+E+HKvz/F2NvPKGGBF4NGc+ZPQ+AABwg==",
       "requires": {
-        "nan": "~2.10.0",
-        "node-pre-gyp": "^0.10.3",
-        "request": "^2.87.0"
+        "nan": "^2.12.1",
+        "node-pre-gyp": "^0.11.0"
       }
     },
     "sqlstring": {
@@ -3007,22 +2782,6 @@
       "resolved": "https://registry.npmjs.org/sqlstring/-/sqlstring-2.3.1.tgz",
       "integrity": "sha1-R1OT/56RR5rqYtyvDKPRSYOn+0A="
     },
-    "sshpk": {
-      "version": "1.14.2",
-      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.14.2.tgz",
-      "integrity": "sha1-xvxhZIo9nE52T9P8306hBeSSupg=",
-      "requires": {
-        "asn1": "~0.2.3",
-        "assert-plus": "^1.0.0",
-        "bcrypt-pbkdf": "^1.0.0",
-        "dashdash": "^1.12.0",
-        "ecc-jsbn": "~0.1.1",
-        "getpass": "^0.1.1",
-        "jsbn": "~0.1.0",
-        "safer-buffer": "^2.0.2",
-        "tweetnacl": "~0.14.0"
-      }
-    },
     "statuses": {
       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
@@ -3033,6 +2792,11 @@
       "resolved": "https://registry.npmjs.org/streamsearch/-/streamsearch-0.1.2.tgz",
       "integrity": "sha1-gIudDlb8Jz2Am6VzOOkpkZoanxo="
     },
+    "string_decoder": {
+      "version": "0.10.31",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
+      "integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ="
+    },
     "string-width": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
@@ -3055,11 +2819,6 @@
         "regexp.prototype.flags": "^1.2.0"
       }
     },
-    "string_decoder": {
-      "version": "0.10.31",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
-      "integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ="
-    },
     "strip-ansi": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
@@ -3198,28 +2957,36 @@
       }
     },
     "tar": {
-      "version": "4.4.6",
-      "resolved": "https://registry.npmjs.org/tar/-/tar-4.4.6.tgz",
-      "integrity": "sha512-tMkTnh9EdzxyfW+6GK6fCahagXsnYk6kE6S9Gr9pjVdys769+laCTbodXDhPAjzVtEBazRgP0gYqOjnk9dQzLg==",
-      "requires": {
-        "chownr": "^1.0.1",
-        "fs-minipass": "^1.2.5",
-        "minipass": "^2.3.3",
-        "minizlib": "^1.1.0",
-        "mkdirp": "^0.5.0",
-        "safe-buffer": "^5.1.2",
-        "yallist": "^3.0.2"
+      "version": "4.4.19",
+      "resolved": "https://registry.npmjs.org/tar/-/tar-4.4.19.tgz",
+      "integrity": "sha512-a20gEsvHnWe0ygBY8JbxoM4w3SJdhc7ZAuxkLqh+nvNQN2IOt0B5lLgM490X5Hl8FF0dl0tOf2ewFYAlIFgzVA==",
+      "requires": {
+        "chownr": "^1.1.4",
+        "fs-minipass": "^1.2.7",
+        "minipass": "^2.9.0",
+        "minizlib": "^1.3.3",
+        "mkdirp": "^0.5.5",
+        "safe-buffer": "^5.2.1",
+        "yallist": "^3.1.1"
       },
       "dependencies": {
+        "mkdirp": {
+          "version": "0.5.6",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.6.tgz",
+          "integrity": "sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==",
+          "requires": {
+            "minimist": "^1.2.6"
+          }
+        },
         "safe-buffer": {
-          "version": "5.1.2",
-          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+          "version": "5.2.1",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
         },
         "yallist": {
-          "version": "3.0.2",
-          "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.2.tgz",
-          "integrity": "sha1-hFK0u36Dx8GI2AQcGoN8dz1ti7k="
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz",
+          "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g=="
         }
       }
     },
@@ -3338,29 +3105,6 @@
       "resolved": "https://registry.npmjs.org/toposort-class/-/toposort-class-1.0.1.tgz",
       "integrity": "sha1-f/0feMi+KMO6Rc1OGj9e4ZO9mYg="
     },
-    "tough-cookie": {
-      "version": "2.4.3",
-      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.4.3.tgz",
-      "integrity": "sha512-Q5srk/4vDM54WJsJio3XNn6K2sCG+CQ8G5Wz6bZhRZoAe/+TxjWB/GlFAnYEbkYVlON9FMk/fE3h2RLpPXo4lQ==",
-      "requires": {
-        "psl": "^1.1.24",
-        "punycode": "^1.4.1"
-      }
-    },
-    "tunnel-agent": {
-      "version": "0.6.0",
-      "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
-      "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
-      "requires": {
-        "safe-buffer": "^5.0.1"
-      }
-    },
-    "tweetnacl": {
-      "version": "0.14.5",
-      "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
-      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
-      "optional": true
-    },
     "type-check": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.3.2.tgz",
@@ -3462,16 +3206,6 @@
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
       "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
     },
-    "verror": {
-      "version": "1.10.0",
-      "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
-      "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
-      "requires": {
-        "assert-plus": "^1.0.0",
-        "core-util-is": "1.0.2",
-        "extsprintf": "^1.2.0"
-      }
-    },
     "which": {
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
@@ -3482,11 +3216,11 @@
       }
     },
     "wide-align": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
-      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.5.tgz",
+      "integrity": "sha512-eDMORYaPNZ4sQIuuYPDHdQvf4gyCF9rEEV/yPxGfwPkRodwEgiMUUXTx/dex+Me0wxx53S+NgUHaP7y3MGlDmg==",
       "requires": {
-        "string-width": "^1.0.2 || 2"
+        "string-width": "^1.0.2 || 2 || 3 || 4"
       }
     },
     "wkx": {
diff --git a/package.json b/package.json
index 5f4ef97..092cd24 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "morgan": "^1.9.0",
     "multer": "^1.3.1",
     "randomstring": "^1.1.5",
-    "sqlite3": "^4.0.2"
+    "sqlite3": "^4.2.0"
   },
   "devDependencies": {
     "chai": "^4.1.2",