Merge pull request #19 from furushchev/master

bugfix: no close tag in manifest.xml
adding sample of image view
updating
Merge branch 'master' of https://github.com/tork-a/visualization_rwt

Conflicts:
	rwt_plot/launch/rwt_plot.launch
Merge branch 'master' of https://github.com/tork-a/visualization_rwt

Conflicts:
	rwt_plot/launch/rwt_plot.launch
Add rwt_moveit (moved from rwt_apps).