Merge pull request #80 from 130s/hydro-devel

(nextage_client.py) Remove ServoController. NXO by default does not ship with servo-controlled hand.
(nextage_ros_bridge_real.launch) Init commit. Fix #79
(moveit_rviz.launch) Enable natto-view.
Merge pull request #81 from 130s/79_launchbridge_modelarg

(nextage_ros_bridge_real.launch) Init commit. Fix #79
Merge pull request #82 from 130s/enable_nattoview

(moveit_rviz.launch) Enable natto-view for NXO package on RViz.
Changelog for 0.2.15