updated manifest for segbot_bringup
updated the manifest for segbot description
updated manifest for sensors package
moving serial and libsegwayrmp to system dependencies
reverting back to rosbuild version of libsegwayrmp while catkin issues are being resolved. See https://github.com/segwayrmp/libsegwayrmp/issues/5
added a robot configuration for assignment 1
Merge branch 'master' of http://github.com/utexas-bwi/segbot