added feature viewer and cfg files
added tf param in visual_odometry
adding configs for all feature types
Merge branch 'master' of https://github.com/ccny-ros-pkg/ccny_rgbd_tools into param
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Merge branch 'master' of https://github.com/ccny-ros-pkg/ccny_rgbd_tools
more comments
Merge branch 'master' of https://github.com/ccny-ros-pkg/ccny_rgbd_tools into groovy