Refactor modules, closes #223

* All modules are sandboxed now
* All images,sounds,fonts,translations and styles were moved to "data" folder
* Reorganize image files folders
* Remove unmaintained modules: client_particles, client_shaders
* Implement new automatic way to load styles and fonts
* Add hide/show offline option in VipList
* Add invite/exclude to/from private channel in players menus
* Many other minor changes

modules/game_tibiafiles/tibiafiles.otmod

@@ -3,6 +3,6 @@ Module
   description: Contains tibia spr and dat
   reloadable: false
   sandboxed: true
-  scripts: [tibiafiles.lua]
+  scripts: [tibiafiles]
   @onLoad: init()
   @onUnload: terminate()