remove libopenni-nite-dev dependency and add manual install info
Merge pull request #8 from adwilson10/hydro-devel

Remove NITE as a system dependency
Merge pull request #1 from ros-drivers/hydro-devel

Get CMake update
Merge branch 'hydro-devel' into bit-pirate

Conflicts:
	src/openni_tracker.cpp