Version v1.4.1 (prescottprue#159)

* Adds `transform-object-assign` to babel plugins to fix issue with IE - prescottprue#158 
* Removes npm publish  from `.travis.yml` (handled manually so that flags can be used) -
 prescottprue#155
* Removes duplicate API docs from `book` folder (introduced in prescottprue#156)

Author: prescottprue

.babelrc

@@ -5,6 +5,7 @@
     "add-module-exports",
     "lodash",
     "transform-object-rest-spread",
+    "transform-object-assign",
     "transform-class-properties",
     "transform-decorators-legacy"
   ]

.travis.yml

@@ -27,14 +27,6 @@ after_success:
   - codeclimate-test-reporter < coverage/lcov.info
   - npm run codecov
 
-deploy:
-  skip_cleanup: true
-  provider: npm
-  email: $NPM_EMAIL
-  api_key: $NPM_TOKEN
-  on:
-    branch: master
-
 notifications:
   email:
     # Only send notifications when travis status changes