FrameProcessor.cpp: use MultiLayerBGS::Status as enum and not as class (required for some picky compilers)
FrameProcessor.cpp: use MultiLayerBGS::Status as enum and not as class (required for some picky compilers)

andrewssobral/bgslibrary,andrewssobral/bgslibrary,andrewssobral/bgslibrary,andrewssobral/bgslibrary,andrewssobral/bgslibrary,andrewssobral/bgslibrary