Make 'Toggle HUD' hotkey configurable

apps/openmw/mwinput/inputmanagerimp.cpp

@@ -1601,6 +1601,8 @@ namespace MWInput
             return "Zoom In";
         else if (action == A_ZoomOut)
             return "Zoom Out";
+        else if (action == A_ToggleHUD)
+            return "Toggle HUD";
 
         descriptions[A_Use] = "sUse";
         descriptions[A_Activate] = "sActivate";
@@ -1779,6 +1781,7 @@ namespace MWInput
         ret.push_back(A_Console);
         ret.push_back(A_QuickSave);
         ret.push_back(A_QuickLoad);
+        ret.push_back(A_ToggleHUD);
         ret.push_back(A_Screenshot);
         ret.push_back(A_QuickKeysMenu);
         ret.push_back(A_QuickKey1);
@@ -1812,6 +1815,7 @@ namespace MWInput
         ret.push_back(A_Rest);
         ret.push_back(A_QuickSave);
         ret.push_back(A_QuickLoad);
+        ret.push_back(A_ToggleHUD);
         ret.push_back(A_Screenshot);
         ret.push_back(A_QuickKeysMenu);
         ret.push_back(A_QuickKey1);
@@ -1852,7 +1856,7 @@ namespace MWInput
         }
 
         // Disallow binding reserved keys
-        if (key == SDL_SCANCODE_F3 || key == SDL_SCANCODE_F4 || key == SDL_SCANCODE_F10 || key == SDL_SCANCODE_F11)
+        if (key == SDL_SCANCODE_F3 || key == SDL_SCANCODE_F4 || key == SDL_SCANCODE_F10)
             return;
 
         #ifndef __APPLE__