fix some linux compiler warnings

src/Mod/Path/PathSimulator/App/VolSim.cpp

@@ -740,6 +740,9 @@ void cSimTool::InitTool()  // pos is 0..1 location along the radius of the tool
 	case ROUND:
 		dradius = radius * radius;
 		break;
+
+	case FLAT:
+		break;
 	}
 }
 

src/Mod/Path/PathSimulator/App/VolSim.h

@@ -99,8 +99,8 @@ public:
 	void InitTool();
 
 	Type type;
-	float tipAngle;
 	float radius;
+	float tipAngle;
 	float dradius;
 	float chamRatio;
 	float GetToolProfileAt(float pos);