Merge pull request #45 from hybridgroup/travis_integration

Travis integration
Update bundle id for Commander app
Add screenshots and Google Play and iTunes links to Readme
It is Sass not SASS
Update Readme
Improvements for users in README
Adding dpad cylon example
Adding dpad and list examples
Adding sphero list example and renaming command_sets folder
Adding sphero list golang example
Renaming example files for clarity
Adding pebble examples
Adding arduino examples
Small refactoring to examples
Merge pull request #46 from hybridgroup/command-set-examples

Command set examples
Implementing joystick layout
60-back-button-issue
Merge pull request #49 from hybridgroup/joystick3

Implementing joystick layout
Merge pull request #50 from hybridgroup/small_issues

60-back-button-issue
Adding joystick examples