Minimap, hotkeys and lot of other changes

* Begin working on a new layout system for UIMinimap and later UIMap,
this new layout system allows to add widgets to the minimap
* Add option to disable motd
* Rework hotkey binding
* Lots of fixes in hotkeys manager
* Add fullmap view using Ctrl+Shift+M
* Prevent some crashs in ThingType draw
* Add function to load minimap from PNG files
* Fixes in minimap saving
* Fixes in Tile::isClickable
* Add UIMapAnchorLayout, new layout for maps
* Fix freezes in win32 when pressing alt key

modules/client/client.lua

@@ -55,7 +55,7 @@ end
 function init()
   connect(g_app, { onRun = startup, 
                    onExit = exit })
-                   
+
   g_window.setMinimumSize({ width = 600, height = 480 })
   g_sounds.preload(musicFilename)
 

modules/client/client.otmod

@@ -12,7 +12,6 @@ Module
   load-later:
     - client_styles
     - client_locales
-    //- client_particles
     - client_topmenu
     - client_background
     - client_entergame