Permit to selectively enable or disable CrtScreen own effects
Update Eclipse formatter, code layout
Rename for the better
Fix elapsed time overflowing incorrectly

Thanks to lavia-ale for reporting it.
Update CONTRIBUTORS file
Update link to github.io instead of github.com
Update to latest libgdx

Accommodate UI changes and GL 1.x removal
Code layout
Add Flattr button!
Made Crt to expose RgbMode
Minor refactoring and cleanup
Fix CRT effect, customize Combine pass
wip
Merge remote-tracking branch 'manuelbua-origin/master' into mergetest

Conflicts:
	postprocessing/src/main/java/com/bitfire/postprocessing/PostProcessor.java
	postprocessing/src/main/java/com/bitfire/postprocessing/PostProcessorEffect.java
	postprocessing/src/main/java/com/bitfire/postprocessing/effects/Bloom.java
	postprocessing/src/main/java/com/bitfire/postprocessing/effects/CameraMotion.java
	postprocessing/src/main/java/com/bitfire/postprocessing/effects/CrtMonitor.java
	postprocessing/src/main/java/com/bitfire/postprocessing/effects/Curvature.java
	postprocessing/src/main/java/com/bitfire/postprocessing/effects/Vignette.java
	postprocessing/src/main/java/com/bitfire/postprocessing/effects/Zoomer.java
fixing merge conflicts