Merge pull request #370 from bulwahn/indigo-updates

recipes-ros/laser-filters/laser-filters_1.7.4.bb

recipes-ros/navigation/amcl_1.12.6.bb

recipes-ros/navigation/base-local-planner_1.12.6.bb

recipes-ros/navigation/carrot-planner_1.12.6.bb

recipes-ros/navigation/clear-costmap-recovery_1.12.6.bb

recipes-ros/navigation/costmap-2d_1.12.6.bb

recipes-ros/navigation/dwa-local-planner_1.12.6.bb

recipes-ros/navigation/fake-localization_1.12.6.bb

recipes-ros/navigation/global-planner_1.12.6.bb

recipes-ros/navigation/map-server_1.12.6.bb

recipes-ros/navigation/move-base-msgs_1.12.6.bb

recipes-ros/navigation/move-base_1.12.6.bb

recipes-ros/navigation/move-slow-and-clear_1.12.6.bb

recipes-ros/navigation/nav-core_1.12.6.bb

recipes-ros/navigation/navfn_1.12.6.bb

recipes-ros/navigation/navigation.inc

recipes-ros/navigation/robot-pose-ekf_1.12.6.bb

recipes-ros/navigation/rotate-recovery_1.12.6.bb

recipes-ros/navigation/voxel-grid_1.12.6.bb