Merge pull request #3 from adamjardim/groovy-devel

Groovy devel
renamed youbot_oodl package to youbot_common, and youbot_oodl node to youbot_wrapper
Merge http://github.com/andywolff/youbot_common into groovy-devel
Merge pull request #2 from andywolff/groovy-devel

Groovy devel (rename to youbot_common)