[feat] Adding acceleration scaling factor
[fix] widget naming issues
[fix] conflict issues
[fix] Remove OpenMP parallelization (fixes #563)
[sys] explicitly link rviz' default_plugin library. The library is not exported anymore and now is provided separately from rviz_LIBRARIES. See https://github.com/ros-visualization/rviz/pull/979 for details.
[doc] [move_group.cpp] Print the name of the move group action server that failed to be connected (#640)
Contributors: Stefan Kohlbrecher, v4hn, Dave Coleman, Isaac I.Y. Saito, hemes