Fix an issue when obtaining addon settings

Should fix #27

Author: AmineI

resources/steam.py

@@ -13,10 +13,11 @@
 from util import log
 
 __addon__ = xbmcaddon.Addon()
+minutesBeforeGamesListsExpiration = int(__addon__.getSetting("games-expire-after-minutes"))  # Default is 3 days
+
 # define the cache file to reside in the ..\Kodi\userdata\addon_data\(your addon)
 addonUserDataFolder = xbmc.translatePath(__addon__.getAddonInfo('profile')).decode('utf-8')
 STEAM_GAMES_CACHE_FILE = xbmc.translatePath(os.path.join(addonUserDataFolder, 'requests_cache_games'))
-minutesBeforeGamesListsExpiration = int(xbmcplugin.getSetting(int(sys.argv[1]), "games-expire-after-minutes"))  # Default is 3 days
 
 # cache expires after: 86400=1 day   604800=7 days
 cached_requests = requests_cache.core.CachedSession(STEAM_GAMES_CACHE_FILE, backend='sqlite',