fix test

This was testing functionality that got removed.  Removed that part of the
test.
Merge pull request #423 from acornacorn/hydro-devel

fix test
adding error code returns to relevant functions
empty state should be a diff state, otherwise attached objects are deleted
switching to returning error_codes directly
adding node handle to options in move_group_interface
Minor non-functional changes to KDL
Namespace a debug message
Changed recipients of emails from Travis
Merge branch 'hydro-devel' into kdl_minor_changes
Allow planning groups to have more than one tip
Merge pull request #428 from ros-planning/add_node_handle_opt

adding node handle to options in move_group_interface
Merge pull request #426 from ros-planning/fix_attached_object

empty state should be a diff state, otherwise attached objects are deleted.
changes for release
0.5.16
Merge branch 'hydro-devel' of https://github.com/ros-planning/moveit_ros into hydro-devel
update maintainer e-mail
set the pose frame so we don't get a crash in approach&translate
refactor how we use params for pick&place
fix merge