plugins (groupblog, xep-0277) + tmp(rsm): improved style: - removed external parenthesis in assertions - added blank line after first line of docstrings - replaced "__" prefixes by "_" - renamed variabled named after the reserverd word "max" to "max_"

# TODO: remove this when RSM and MAM are in wokkel
import wokkel
from sat.tmp.wokkel import delay as tmp_delay, pubsub as tmp_pubsub, rsm as tmp_rsm, mam as tmp_mam
wokkel.delay = tmp_delay
wokkel.pubsub = tmp_pubsub
wokkel.rsm = tmp_rsm
wokkel.mam = tmp_mam