minor changes to floorplan

fixed some compile issues
worked on nav-meshes
added some tests

synthetic/SyntheticWalker.h

@@ -49,6 +49,10 @@ public:
 		this->listeners.push_back(l);
 	}
 
+	bool done() {
+		return path.doneAtDistance(this->walkedDistance);
+	}
+
 	/** increment the walk */
 	Point3 tick(const Timestamp timePassed) {