Get rid of trailing whitespace.

Commit generated by command:

find -type f ! -path '*.git*' ! -path '*.png' ! -path '*.ico' ! -path \
    '*.ogg' | xargs -I '{}' sed -i '{}' -e 's/\t*$//g' -e 's/ *$//g'

modules/client_entergame/entergame.lua

@@ -225,7 +225,7 @@ function EnterGame.doLogin()
 
   g_settings.set('host', G.host)
   g_settings.set('port', G.port)
-  g_settings.set('client-version', clientVersion) 
+  g_settings.set('client-version', clientVersion)
 
   protocolLogin = ProtocolLogin.create()
   protocolLogin.onLoginError = onError