Refactoring and flexibility changes

* Split game module into game and game_interface
* Move core_lib to corelib
* Move miniwindow to corelib
* Introduce init.lua script for initializing the client, giving much more flexibility
* OTClient is no longer Application derived and is much simpler

modules/client/client.lua

@@ -1,8 +1,8 @@
 Client = {}
 
 function Client.reloadScripts()
-  dofile '/otclientrc'
   reloadModules()
+  dofile '/otclientrc'
   local message = tr('All modules and scripts were reloaded.')
   TextMessage.displayEventAdvance(message)
   print(message)
@@ -35,16 +35,13 @@ function Client.init()
   g_window.setTitle('OTClient')
   g_window.setIcon(resolvepath('clienticon.png'))
 
-  -- show the only window after the first frame is rendered
-  scheduleEvent(function()
+  addEvent(function()
     scheduleEvent(function()
-        g_window.show()
-
         -- Play startup music (The Silver Tree, by Mattias Westlund)
         g_sounds.playMusic("startup.ogg", 3)
         connect(g_game, { onGameStart = function() g_sounds.stopMusic(3) end })
         connect(g_game, { onGameEnd= function() g_sounds.playMusic("startup.ogg", 3) end })
-    end, 0)
+    end, 100)
   end, 0)
 end
 

modules/client/client.otmod

@@ -3,8 +3,6 @@ Module
   description: Initialize the client and setups its main window
   author: edubart
   website: www.otclient.info
-  autoload: true
-  autoload-priority: 100
   reloadable: false
 
   load-later: