add shell script to create links to pleiades full images
Merge branch 'master' of https://github.com/gfacciol/s2p
Merge branch 'master' of https://github.com/gfacciol/s2p
integrate SGBM in block_matching.py still there are some things to clean
also added : sgbm.cpp_opencv2.4.6 (which compiles only in 2.4.6)