Merge pull request #3 from ipa320/groovy_dev

merging ipa320 to ipa-fmw
removed compiler warning
Merge pull request #34 from ipa-fmw/groovy_dev

removed compiler warning
add rqt_gui_cpp dependency
added .gitignore
removed a lot of code related to packages not available in hydro anymore
update .gitignore
Merge branch 'hydro_dev' into groovy_dev

Conflicts:
	.gitignore