Add JSHint configuration.
New Timer class and scale event updates.
Merge pull request #225 from kevinthompson/kt/jshint

Add JSHint configuration.
Updated JSHint configuration, README and started working through source files against JSHint.
Merge pull request #218 from TheJare/dev

Fix normalizeAngle and wrapAngle (again?)
README update, Loader audio path fix and Tween.isRunning fix.
Documentation updates
Updating all files to adhere to the JSHint settings and fixing lots of documentation errors on the way.
The entire Phaser library has been updated to match the new JSHint configuration.
Fixed an issue in Text. Fixed the background color issue with Canvas games. Updated the Examples viewer so the side-by-side focuses the iframe now. Added new "Extend Group" example.
Added new Phaser.HEADLESS render mode (doesn't output anything).
update the collision hulls in sprite->sprite separations (in addition to sprite->tile separations)
Heavily optimised PixiShader.
Merge pull request #231 from jcd-as/dev

update the collision hulls in sprite->sprite separations (in addition to...
Preparing to extend the Loader to handle script loading.
New non-conflicting Loading system in place. Creating tests.
Lots of documentation updates and new Loader examples.
fix for ’jitter’ in scrolling where tilemaps & sprites are one frame off from each other
Fixes #214
Merge pull request #233 from jcd-as/dev

fix for ’jitter’ in scrolling where tilemaps & sprites are one frame off...
New filters and demos: LightBeams, Fire and Tunnel. Also Loader can now load script files.