add required assets
add key event handling to painter
Merge branch 'ws1314_2' of https://github.com/hpicgs/cg2sandbox
Merge commit '2a27d0fdc5cb1b84c39abbe886599fcd9f28f89b' into mac_local

# By Daniel Limberger
# Via Daniel Limberger
* commit '2a27d0fdc5cb1b84c39abbe886599fcd9f28f89b':
  add key event handling to painter
  add required assets