chore(package): changelog scripts

Author: danbucholtz

package.json

@@ -18,6 +18,8 @@
   "scripts": {
     "build": "npm run clean && tsc",
     "build-and-test": "npm run build && npm run test",
+    "conventional-changelog": "./node_modules/.bin/conventional-changelog",
+    "changelog": "conventional-changelog -p angular -i CHANGELOG.md -s",
     "clean": "rimraf ./dist",
     "lint": "tslint -c ./tslint.json --project ./tsconfig.json",
     "test": "jasmine JASMINE_CONFIG_PATH=src/spec/jasmine.config.json || true",
@@ -29,6 +31,7 @@
     "chalk": "1.1.3",
     "chokidar": "1.6.0",
     "clean-css": "3.4.19",
+	  "conventional-changelog-cli": "^1.2.0",
     "cross-spawn": "4.0.0",
     "express": "^4.14.0",
     "fs-extra": "0.30.0",