TauLabs/TauLabs — pull request #929 by peabody124 (2013-09-02 15:02:32+00:00)
Title: TabletControl: do not segfault if PathDesired not initialized

Because you can enable tablet control without enabling the pathfollower module
this will lead to a segfault. It was covered by the sanity check so no one could
fly like this, but rebooting FCs are still bad.