feat(package.json): update to react@^15.0.0

* bumped react version in code as well as in example
* forget a dev dependancy
* more test dep fixes
* Closes #47

Author: jerairrest

Diff for: examples/gh-pages/package.json

@@ -37,9 +37,9 @@
     "classnames": "^2.2.3",
     "node-libs-browser": "^1.0.0",
     "prismjs": "git+https://github.com/PrismJS/prism.git#gh-pages",
-    "react": "^0.14.6",
-    "react-dom": "^0.14.6",
-    "react-toastr": "^2.3.1",
+    "react": "^15.0.0",
+    "react-dom": "^15.0.1",
+    "react-toastr": "^2.5.0",
     "toastr": "^2.1.2"
   }
 }

Diff for: package.json

@@ -1,6 +1,6 @@
 {
   "name": "react-toastr",
-  "version": "2.4.0",
+  "version": "2.5.0",
   "description": "React.js toastr component",
   "main": "lib/index.js",
   "files": [
@@ -69,18 +69,18 @@
     "jquery": "^2.2.0",
     "jsdom": "^8.0.0",
     "mocha": "^2.4.4",
-    "react": "^0.14.6",
-    "react-addons-test-utils": "^0.14.6",
+    "react": "^15.0.0",
+    "react-addons-test-utils": "^15.0.0",
     "rimraf": "^2.5.1",
     "tomchentw-npm-dev": "^3.2.0"
   },
   "peerDependencies": {
-    "react": "^0.14.6"
+    "react": "^15.0.0"
   },
   "dependencies": {
     "classnames": "^2.2.3",
     "element-class": "^0.2.2",
-    "react-addons-update": "^0.14.6",
-    "react-dom": "^0.14.6"
+    "react-addons-update": "^15.0.0",
+    "react-dom": "^15.0.0"
   }
 }