Merge pull request #2 from ipa-fxm/indigo_dev

Indigo dev
cleaning up + fixes
Merge pull request #3 from ipa-fxm/indigo_dev

cleaning up + fixes
fix dependency-hell on multiple cores
Merge branch 'hydro_dev' of github.com:ipa320/cob_control into indigo_dev
Merge branch 'indigo_dev' of github.com:ipa320/cob_control into indigo_dev
introducing cob_hardware_interface package
bare bones concept node for cob_hwinterface_vel
further implement hardware interface
debug stuff for lookat_controller
moved frame_tracker to separate package
make frame_tracker and interactive_marker more generic to be used with non-lookat twist_control
comparing lookat_controller and twist_controller
new menu entry: reset_tracking
clamping in twist_controller not necessary
introducing PID for frame_tracker, generalization of interactive_frame_target
merge with fxm
merge with stash
update interactive marker when not tracking
threading gefrickel