Update usb_cam_node.cpp
Remove selftest
Remove selftest
Update package.xml
Merge pull request #5 from FriedCircuits/hydro-devel

Remove requirments for self_test
Fixed a bug with av_free missing by adding a proper include on Ubuntu 14.04.
Merge pull request #11 from pronobis/hydro-devel

Fixed a bug with av_free missing by adding a proper include.
Merge branch 'hydro-devel' of github.com:bosch-ros-pkg/usb_cam