amcl: fixed #20: added odom-corrected and omni-corrected odometry models with proper sampling.
amcl: added 2 more tests (currently failing) for 'corrected' odometry model.
amcl: updated parameters for 'corrected' odometry model tests, and added them to the list of tests that gets run with 'make test'
Added get/set footprint functions to TrajectoryPlanner and getPlanner function to TrajectoryPlannerROS, needed by 3d-nav.
amcl: Fixed the fix for #20 in amcl_node.cpp so it actually uses the corrected model types.
amcl: updated AMCL.cfg with new odom model types. (for dynamic reconfigure support)
TrajectoryPlannerROS: re-enforce min-rot-in-place-vel after acc limits applied.
TrajectoryPlanner: decelerate to goal position.
Create navigation metapackage from stack
Remove generated directories from gitignore

These move to the devel space under catkin
also add vim sw? files.
Map server builds and tests pass
AMCL builds

Most tests pass, all test run.
Voxel grid builds and tests
costmap_2d builds and tests

Test emits 2 errors but passes anyway?
base_local_planner builds and passes tests
nav_core builds, useable by base_local_planner
carrot_planner builds
clear_costmap_recovery builds
dwa_local_planner builds
fake_localization builds