Merge pull request #2 from ayrton04/master

Updating ekf_template.launch to reflect new parameters and cleaning up sensor configs
Merge pull request #46 from ayrton04/master

Updating launch file to reflect new parameters, and cleaning up sensor c...
Merge pull request #47 from ayrton04/groovy-devel

Updating ekf_template.launch to reflect new parameters and cleaning up sensor configs
Merge pull request #48 from ayrton04/indigo-devel

Updating ekf_template.launch to reflect new parameters and cleaning up sensor configs
Merge pull request #49 from ayrton04/hydro-devel

Updating ekf_template.launch to reflect new parameters and cleaning up sensor configs
Merge pull request #50 from cra-ros-pkg/indigo-devel

Indigo devel
Merge pull request #51 from cra-ros-pkg/groovy-devel

Groovy devel
Merge pull request #52 from cra-ros-pkg/hydro-devel

Hydro devel
Merge pull request #54 from ayrton04/master

Fixing small bug with differential updating (introduced since last relea...
Merge pull request #57 from ayrton04/indigo-devel

Fixing small bug with differential updating (introduced since last relea...
Merge pull request #69 from ayrton04/master

Merging changes from ayrton04's repo
Merge pull request #73 from ayrton04/master

Adding gps_transform_node
Merge pull request #76 from ayrton04/master

Small tweak to prepareTwist
Merge pull request #83 from ayrton04/master

Renaming gps_transform_node to navsat_transform_node
Updating changelog before release of x.1.5
Merge pull request #15 from cra-ros-pkg/master

Pulling in changelog and package.xml from upstream