updated to new snapshot git20141223.c32937574df1c560ce7c10f1b8860679ce011a8b
    added BR: ocl-icd-devel, opencl-headers
    enabled OpenCV-features and R-shogun
    purged light-scrubber.sh from repo, now shipped with tarball
    updated documentation-files
    build mono-shogun on %%{mono_arches}, only
    install documentation-files to %%{_pkgdocdir}