created imageloader asset and implemented in light and geo scene
Merge branch 'master' of https://github.com/rydrman/DS3-WorkInProgress
commiting imagemanager files
Merge branch 'master' of https://github.com/rydrman/DS3-WorkInProgress

Conflicts:
	Code/of_v0.8.0_vs_release/apps/myApps/ReactiveSpace/src/LightScene.cpp