[Map-Export] [UI]

[Map-Export]
- Fixed some texture scale issues
- Exporter now writes brush contents
- Some brushside generation fixes
- Selection feature [Export only certain parts of the map by defining a bounding box]

- mapexport_selectionMode  [Enables selection mode]
- mapexport_selectionAdd     [Adds a point to the bounding box (needs 2 in total)]
- mapexport_selectionClear   [Reset bounding box]

- mapexport_brushMinSize   [Only export complex brushes if their diagonal length is greater then this]
- mapexport_brushEpsilon1  [Brushside generation epsilon 1 (adv. only)]
- mapexport_brushEpsilon2  [Brushside generation epsilon 2 (adv. only)]

[UI]
- added changelog to the main menu

src/Components/Modules/QuickPatch.cpp

@@ -234,7 +234,7 @@ namespace Components
 			if (FF_ADDON_REQ_NAME && Game::DB_FileExists(FF_ADDON_REQ_NAME, Game::DB_FILE_EXISTS_PATH::DB_PATH_ZONE))
 			{
 				XZoneInfoStack[i].name = FF_ADDON_REQ_NAME;
-				XZoneInfoStack[i].allocFlags = Game::XZONE_FLAGS::XZONE_MOD; // free when loading mods?
+				XZoneInfoStack[i].allocFlags = Game::XZONE_FLAGS::XZONE_COMMON; //Game::XZONE_FLAGS::XZONE_MOD; // free when loading mods?
 				XZoneInfoStack[i].freeFlags = Game::XZONE_FLAGS::XZONE_ZERO; // do not free any other fastfiles?
 				++i;
 			}
@@ -385,8 +385,11 @@ namespace Components
 		}
 	}
 
+	// register string dvars
 	void R_RegisterStringDvars()
 	{
+		_UI::MainMenu_Changelog();
+
 		Dvars::ui_main_title = Game::Dvar_RegisterString(
 			/* name		*/ "ui_changelog_title",
 			/* desc		*/ "menu helper",