Adding supported node versions to Travis file, coverage folder to .np…

…mignore, Slack badge to README and Slack notifications to Travis file

packages/socketio/.npmignore

@@ -7,3 +7,4 @@ src/
 test/
 !lib/
 .github/
+coverage

packages/socketio/.travis.yml

@@ -1,16 +1,21 @@
 sudo: false
 language: node_js
 node_js:
-  - 'node'
-  - '6'
-  - '4'
-  - 'iojs' #end of life Jan. 2017
-  - '0.12' #end of life Jan. 2017
-  - '0.10' #end of life Jan. 2017
+- node
+- '6'
+- '4'
+- iojs
+- '0.12'
+- '0.10'
 addons:
   code_climate:
-    repo_token: 'e6b833ee868f17733abe9cc20c2e83a7bda1f4006d9fc4cb26a4ba1a0c05b088'
+    repo_token: e6b833ee868f17733abe9cc20c2e83a7bda1f4006d9fc4cb26a4ba1a0c05b088
 before_script:
-  - npm install -g codeclimate-test-reporter
+- npm install -g codeclimate-test-reporter
 after_script:
-  - codeclimate-test-reporter < coverage/lcov.info
+- codeclimate-test-reporter < coverage/lcov.info
+notifications:
+  email: false
+  slack:
+    rooms:
+      secure: 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

packages/socketio/README.md

@@ -5,6 +5,7 @@
 [![Test Coverage](https://codeclimate.com/github/feathersjs/feathers-socketio/badges/coverage.svg)](https://codeclimate.com/github/feathersjs/feathers-socketio/coverage)
 [![Dependency Status](https://img.shields.io/david/feathersjs/feathers-socketio.svg?style=flat-square)](https://david-dm.org/feathersjs/feathers-socketio)
 [![Download Status](https://img.shields.io/npm/dm/feathers-socketio.svg?style=flat-square)](https://www.npmjs.com/package/feathers-socketio)
+[![Slack Status](http://slack.feathersjs.com/badge.svg)](http://slack.feathersjs.com)
 
 > The Feathers Socket.io real-time API provider