renaming fabmap to ofabmap;minor changes
changes to print help()
Merge remote-tracking branch 'origin/fabmap_sample'

Conflicts:
	modules/fabmap/apps/build_vocab_tree.cc
	modules/ofabmap/apps/fabmap_sample.cpp
Adding the live_fabmap
fixing accidental deletes
Using SURF keypoints instead of STAR
bugfix on hardcode value
Adding help function back
updating help comments
add fisheye option
read from stacked dual cam video
updating training file generation to be able to work a particular deviceid
removing swp file
Adding camera dev id for vocab tree building binary
adding camera device id for live_fabmap binary

* minor refactoring
Indentation fixes
Merge pull request #4 from grace-/fabmap_sample

live openfabmap working
Adding readme info for OpenFabMap
Update README.md
functioning test file