Remove trailing white-space from various files

launch-game.cmd

@@ -5,7 +5,7 @@ for %%x in (%*) do (
 )
 
 :choosemod
-set /P mod=Select mod (ra, cnc, d2k, ts) or --exit: 
+set /P mod=Select mod (ra, cnc, d2k, ts) or --exit:
 if /I "%mod%" EQU "--exit" (exit /b)
 if "%mod%" EQU "ra" (goto launchmod)
 if "%mod%" EQU "cnc" (goto launchmod)
@@ -31,4 +31,4 @@ echo OpenRA has encountered a fatal error.
 echo   * Log Files are available in Documents\OpenRA\Logs
 echo   * FAQ is available at https://github.com/OpenRA/OpenRA/wiki/FAQ
 echo ----------------------------------------
-pause
+pause