Fix awesome copmatibility
Fix awesome copmatibility

In newer versions of awesome, rules may not have a 'rule' field.

We know ours do, so check for rules field as a pre-condition.

EndPointCorp/lg_ros_nodes,EndPointCorp/lg_ros_nodes,EndPointCorp/lg_ros_nodes,EndPointCorp/lg_ros_nodes,EndPointCorp/lg_ros_nodes,EndPointCorp/lg_ros_nodes