Fix visibility settings for GuiPropertyComponent in Debug builds

Fix Lua state leaking when setting delta time

modules/imgui/include/guipropertycomponent.h

@@ -67,7 +67,7 @@ protected:
     void renderPropertyOwner(properties::PropertyOwner* owner);
     void renderProperty(properties::Property* prop, properties::PropertyOwner* owner);
 
-    properties::Property::Visibility _visibility;
+    properties::Property::Visibility _visibility = properties::Property::Visibility::User;
 
     SourceFunction _function;
     /// This is set to \c true if all properties contained in this GUIPropertyComponent

src/util/time_lua.inl

@@ -45,6 +45,8 @@ int time_setDeltaTime(lua_State* L) {
     const bool isNumber = (lua_isnumber(L, -1) != 0);
     if (isNumber) {
         double value = lua_tonumber(L, -1);
+        lua_pop(L, 1);
+
         OsEng.timeManager().time().setDeltaTime(value);
         ghoul_assert(lua_gettop(L) == 0, "Incorrect number of items left on stack");
         return 0;