Initial commit
Some changes
Merge remote-tracking branch 'origin/develop_lh' into feat_videotextures
Splitted VideoTexture into VideoManager and VideoStream
Small fixes
Working VideoTexture example
Merge branch 'feat_videotextures' of https://github.com/FUSEEProjectTeam/Fusee into feat_videotextures

Conflicts:
	src/Engine/Examples/VideoTexture/Main.cs
	src/Engine/Imp/AForge/VideoStreamImp.cs
Initial commit for web videotextures
-VideoTextures work in the web-build (really laggy though...)
-Webcam can be used as video source (not in th web-build yet)
Fis messed up commit
Added missing .dll file
Minor changes towards the MAC build
Fixed Bug with Diffuse-Only Materials in fus
Updated Submodule
Fixed texture upside down bug
Webcam works in the web-build (still some performance issues...)
Fixed a bug that occures when detaching gui elements. Some elements were not detached correct. Idea and tip from Manuel Leonhardt HFU.
Set up some kind of a test project for different audio files and loading methods to identify and reproduce  the bugs which were reported.
video texture now run smoothly in the web-build
Small fix wor webcam as texture source