Fixes for kinova (#30)

Author: MikeWrock

src/moveit_pro_kinova_configs/kinova_gen3_base_config/description/kortex_robot.xacro

@@ -55,14 +55,11 @@
       sim_gazebo="${sim_gazebo}"
       sim_ignition="${sim_ignition}"
       sim_isaac="${sim_isaac}"
-      isaac_joint_commands="${isaac_joint_commands}"
-      isaac_joint_states="${isaac_joint_states}"
       gripper_joint_name="${gripper_joint_name}"
       gripper_max_velocity="${gripper_max_velocity}"
       gripper_max_force="${gripper_max_force}"
       use_external_cable="${use_external_cable}"
-      initial_positions="${initial_positions}"
-      moveit_active="${moveit_active}">
+      initial_positions="${initial_positions}">
       <xacro:insert_block name="origin" />
     </xacro:load_arm>