Caffe: enable OpenCV (#1611)
Caffe: enable OpenCV (#1611)


* enable OpenCV
* fix REQS
koletzky/haikuports,nielx/haikuports,Begasus/haikuports,Begasus/haikuports,nielx/haikuports,miqlas/haikuports,moochris/haikuports,haikuports/haikuports,haikuports/haikuports,moochris/haikuports,miqlas/haikuports,koletzky/haikuports,Begasus/haikuports,haikuports/haikuports,haikuports/haikuports,Begasus/haikuports,koletzky/haikuports,moochris/haikuports,miqlas/haikuports,Begasus/haikuports,nielx/haikuports,haikuports/haikuports