Initialize :attr:`wasp_launcher.apps.WAppsGlobals.log` log.

		:return: None

def setup_logger(cls):
		""" Initialize :attr:`wasp_launcher.apps.WAppsGlobals.log` log.

		:return: None
		"""
		if WAppsGlobals.log is None:
			WAppsGlobals.log = logging.getLogger("wasp-launcher")
			formatter = logging.Formatter(
				'[%(name)s] [%(threadName)s] [%(levelname)s] [%(asctime)s] %(message)s',
				'%Y-%m-%d %H:%M:%S'
			)
			WLogApp.__log_handler__ = logging.StreamHandler(sys.stdout)
			WLogApp.__log_handler__.setFormatter(formatter)
			WAppsGlobals.log.addHandler(WLogApp.__log_handler__)
			WAppsGlobals.log.setLevel(logging.INFO)