mouseh fix

control.cpp

@@ -423,6 +423,7 @@ void fix_mouseh() {
   else
 #endif
     mouseh = gethyper(mousex, mousey);
+  need_mouseh = false;
   }
 
 void handlekey(int sym, int uni) {

hyper.h

@@ -2422,3 +2422,4 @@ transmatrix actualV(const heptspin& hs, const transmatrix& V);
 transmatrix cview();
 
 extern string truncatenames[2];
+extern bool need_mouseh;