Fixed PostProcessingThread. Thread bool was never set to finished.

git-svn-id: http://svn.code.sf.net/p/simox/code/trunk@545 042f3d55-54a8-47e9-b7fb-15903f145c44

MotionPlanning/PostProcessing/PathProcessingThread.cpp

@@ -100,6 +100,9 @@ void PathProcessingThread::workingMethod()
 		processingFinished = false;
 
 	resultPath = res;
+
+    // the thread ends here
+    threadStarted = false;
 	mutex.unlock();
 }