* Initial SplitScreen
All are upside down and player 1, 5 player does 6 even...
* Working version of splitscreen
* black screen fix
* te fix
* Update race_gui.cpp
* Change item
* wrong way fix and refactorings
* Fix icon scale, cleaning code for lap count
* Remove tabs
* Add settings option
* Fix FOV
Right now the FOV gradually decreases when going from 1,2,3,4 players. Then after 4 players it wont drop any lower. This behaviour can easily be replaced in the future
* Prevent overflow
* Unlimited splitscreen
* Space out duplicate skins across additional players
* Update stk_config.cpp
* Update irr_driver.cpp
* Update options_screen_ui.cpp
* Update irr_driver.cpp
* Update options_screen_ui.cpp
* Update race_gui.cpp
* Update irr_driver.cpp
* Fix for empty pixels at edges
* Fix referring to template not int
* Fix compile errors
* Progress towards fixing selection screen
* Begin process for selections
* Fix selection screen for >4 people
Important GUI changes included
* Disable changing rows/cols ingame
* fix sp related crash
* Styling fixes
