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_outfit/outfit.lua

@@ -57,7 +57,7 @@ function create(creatureOutfit, outfitList, creatureMount, mountList)
   mounts = mountList
   destroy()
 
-  outfitWindow = g_ui.displayUI('outfitwindow.otui')
+  outfitWindow = g_ui.displayUI('outfitwindow')
   local colorBoxPanel = outfitWindow:getChildById('colorBoxPanel')
 
   -- setup outfit/mount display boxs

modules/game_outfit/outfit.otmod

@@ -4,6 +4,6 @@ Module
   author: baxnie, edubart
   website: www.otclient.info
   sandboxed: true
-  scripts: [ outfit.lua ]
+  scripts: [ outfit ]
   @onLoad: init()
   @onUnload: terminate()

modules/game_outfit/outfitwindow.otui

@@ -1,14 +1,7 @@
 NextOutfitButton < NextButton
-  icon-source: /images/arrow_right.png
-
 PrevOutfitButton < PreviousButton
-  icon-source: /images/arrow_left.png
-
 NextMountButton < NextButton
-  icon-source: /images/arrow_right.png
-
 PrevMountButton < PreviousButton
-  icon-source: /images/arrow_left.png
 
 MainWindow
   !text: tr('Select Outfit')