- introduced CONFIG.FACE_CASCADE_XML variable

Signed-off-by: G A <gdur.mugen@googlemail.com>
Merge branch 'master' of github.com:Gnork/FaceRep

Conflicts:
	src/facerep/main/WebcamThread.java
	src/facerep/main/WebcamUtils.java

Signed-off-by: G A <gdur.mugen@googlemail.com>