chore(package): Add generate-changelog

Author: lgaticaq

package.json

@@ -8,7 +8,10 @@
     "test": "mocha --compilers coffee:coffee-script/register --require coffee-coverage/register-istanbul",
     "posttest": "istanbul report text-summary lcov",
     "coveralls": "coveralls < coverage/lcov.info",
-    "codeclimate": "codeclimate-test-reporter < coverage/lcov.info"
+    "codeclimate": "codeclimate-test-reporter < coverage/lcov.info",
+    "release:major": "changelog -M && git add CHANGELOG.md && git commit -m 'updated CHANGELOG.md' && npm version major && git push origin && git push origin --tags && npm publish",
+    "release:minor": "changelog -m && git add CHANGELOG.md && git commit -m 'updated CHANGELOG.md' && npm version minor && git push origin && git push origin --tags && npm publish",
+    "release:patch": "changelog -p && git add CHANGELOG.md && git commit -m 'updated CHANGELOG.md' && npm version patch && git push origin && git push origin --tags && npm publish"
   },
   "engines": {
     "node": ">=4"
@@ -42,6 +45,7 @@
     "coffee-script": "^1.10.0",
     "coffeelint": "^1.15.7",
     "coveralls": "^2.11.9",
+    "generate-changelog": "^1.0.2",
     "hubot-test-helper": "^1.4.4",
     "istanbul": "^0.4.3",
     "mocha": "^2.5.3",