added april tag support while the robot is in "waiting" state
Removed waiting tag states
added waiting state back in
Added tf prefix and namespacing support. Added camera_link param to robots
added namespace group to launch file
some changes to the processor
seems to work great
Merge branch 'master' of github.com:SquadCollaborativeRobotics/global_planner into at_improvements

Conflicts:
	src/AprilTagProcessor.cpp
Fixed some tf_prefix stuff
Added april tag type to robots, changed all tf from 'map' to '/map'
Added launch files for python launching script.
Merge branch 'at_improvements' of https://github.com/SquadCollaborativeRobotics/global_planner into at_improvements
Tested Launch Files.  Working
Changes to human interface node
Merge branch 'at_improvements' of github.com:SquadCollaborativeRobotics/global_planner into at_improvements
more human interface stuff
made some changes to the waypoint file reading, moved functions around, and changed the isFinished() function
Added global planner pose arrays
Changes to the QueryRobots code
added services. need tested