added navigation package for waiterbot
added waiterbot_navigation package
Cleaned up CMakeLists
using turtlebot standard launch files
waiterbot params are directly transfered to move_base
adapted waiterbot params file
removed not needed env-hooks
custom param restructure
cleaned up package.xml
added author
run depend in package.xml
Merge pull request #35 from mehditlili/indigo-devel

waiterbot_navigation