added 'show panel' option to awesomeCam
added invisible robot display
awesomeCam: also apply visibility bits to main view
invisible robot display: use forceDepthWrite on robot link
fixed flickering of depth cloud in awesome cam
im_frontend: added pointing tools, cleaned up other plugin code etc
Merge branch 'groovy-devel' of github.com:dgossow/pr2_object_manipulation into awesome_control