Merge pull request #22 from sorflex/devel

Testing, Standardized LF
test BOW only when built. Find UnitTest++ on *nix.
Extended overview instructions.
LibArchive, UnitTest++, Ice, and OpenCv 3rdparty dependencies added to CPack zip output.
Merge remote-tracking branch 'jcdevel/devel' into devel
no Service.ice 'install'
CPack packs unittest, libarchive, Ice on OSX
fixed up doxygen comments and unnecessary cvac:: qualifiers
changing from SURF to SIFT for bow since OSX SURF does not preform well
Added warning message on apple for SURF
typo
Merge pull request #25 from sorflex/devel

Changed BOW from SURF to SIFT
more verbose output of found package locations
OpenCV in cpack. version header file.
version file works on OSX, only gets rebuilt if version.h is deleted
starting to build binary package
can build from 3rdparty
trying to get a symlink target into CPack
following symlink successfully via GET_FILENAME_COMPONENT
INSTALL targets; also broke CPack out of main CMakeLists