false'ing ActiveGameState flags upon dettachment

activeGameState.cpp

@@ -140,6 +140,19 @@ namespace battleship{
 
     void ActiveGameState::onDettached() {
 		AbstractAppState::onDettached();
+
+        isSelectionBox = false;
+		shiftPressed = false;
+		controlPressed = false;
+		selectMouseClicked = false;
+		orderMouseClicked = false;
+		buildableStructSelected = false;
+		selectingPatrolPoints = false;
+		selectingDestOrient = false;
+		forceCursorState = false;
+		orderPossible = false;
+		tradingScreen = false;
+		offerScreen = false;
     }
 
 	void ActiveGameState::updateCursor(){