fix(build): Added CHANGELOG and process to update it.

Author: saschwarz

package.json

@@ -17,7 +17,8 @@
     "lint": "eslint . --ext .js --ext .jsx",
     "report-coverage": "cat ./build/coverage/coverage-final.json | codecov",
     "commit": "git-cz",
-    "preversion": "npm run test && npm run lint",
+    "changelog": "conventional-changelog -p angular -i CHANGELOG.md -w -r 0",
+    "preversion": "npm run test && npm run lint && write-version-to-package-json && npm run changelog",
     "postpublish": "npm run gh-pages && npm run deploy-gh-pages",
     "semantic-release": "semantic-release pre && npm run dist-modules && npm publish && semantic-release post"
   },
@@ -40,6 +41,7 @@
     "clean-webpack-plugin": "^0.1.3",
     "codecov.io": "^0.1.6",
     "commitizen": "^2.4.6",
+    "conventional-changelog": "^0.5.3",
     "css-loader": "^0.23.1",
     "cz-conventional-changelog": "^1.1.5",
     "eslint": "^1.6.0",
@@ -81,7 +83,8 @@
     "url-loader": "^0.5.6",
     "webpack": "^1.12.2",
     "webpack-dev-server": "^1.12.0",
-    "webpack-merge": "^0.7.0"
+    "webpack-merge": "^0.7.0",
+    "write-version-to-package-json": "^1.0.1"
   },
   "repository": {
     "type": "git",
@@ -106,5 +109,6 @@
     "commitizen": {
       "path": "node_modules/cz-conventional-changelog"
     }
-  }
+  },
+  "version": "2.0.2"
 }