* fixed amcl bug that was introduced during refactoring

Smart planner to navfn planner renaming

Have to use position-independent code (-fPIC) for code that's in shared
libraries.  Also, had to make other non-node libraries SHARED as well
since they could be used by nodes in node libraries and this code would
need to be position independent as well.

* Enable colcon-test in travis for passing packages

* Use colcon test-result

* Update full list of failing tests

This reverts commit b65d0938.

* Changes for latest TB3 models

* Turning TF bush into TF tree.

Adding a fix to remove the 'hook' artifact at the end of the global plan.

Print a message that a function is skipped if a checkpoint file exists.

* Move code that listens to rviz goal_pose message into the NavigateToPoseTask base class
* Fix merge issue and address lint issues
* Remove redundant #include

renamed voxel grid namespace, fixed compiler issues

remove commented out unneccesary code

remove map_msgs package

set dynamic parameters on initialization

adding comment

renable dwbplugin tests

base include in CMakaeLists and first stab port of obstacle layer

continued porting obstacle layer changes

resolving everything for next person except stringstream + message filters issues

add back current amcl changes

add back current dockerfile changes