core (memory/encryption): start improvments, stop and getSession: - "start" won't do anything if session is already encrypted with requested algorithm, and will raise a ConflictError if it's already encrypted but with an other algorithm - implemented "stop", with an optional namespace to check we are stopping the expected algorithm - "getSession" retrieve the current encryption session of a jid, if any

include MANIFEST.in sat/VERSION
global-include *.py
global-include *.ini
global-include *.po *.mo
global-include CHANGELOG COPYING* INSTALL README*
global-include *.sh
include src/sat.*
include misc
include frontends/src/jp/jp frontends/src/primitivus/primitivus
include src/bridge/bridge_constructor
global-exclude *.un~
prune src/bridge/bridge_constructor/generated