Homogenize xacro macro arguments.

Remove UR3 ROS Control Hardware Interface warning

Joint limits for the limited version could be set using arguments for the UR10
but not for the UR3 and UR5. Same lower and upper limit arguments are added to
the UR3 and UR5 xacro macros.

Updated urdf::ModelInterface pointer type for ROS Lunar

[kinetic] indigo devel updates

* An additional link better than more reiterations: update REAME with ur_driver compatibility

* update REAME with ur_driver compatibility

An additional link better than more reiterations: update REAME with ur_driver compatibility

* Update README.md

[kinetic] Remove dependency on ros_controllers metapackage.

As per http://www.ros.org/reps/rep-0127.html, packages are not allowed to
depend on metapackages.

Remove dependency on ros_controllers metapackage.

As per http://www.ros.org/reps/rep-0127.html, packages are not allowed to
depend on metapackages.

Fixup for MoveIt! Kinetic

Fix Deprecated warning in MoveIt: parameter moved into namespace

[CI] Use industrial_ci

Micro-revert of #251.

If dependent xacros include the ur* urdfs, but don't use Jade+ xacro, 'pi'
will be undefined otherwise.

And remove gazebo_ros_pkgs, as it is a metapackage.

Instead, depend on the individual plugin packages needed.

Fix xacro warnings in Jade