jp (pubsub/node/info, pubsub/get): better exit code: the correct exit code is now returned in case of NOT_FOUND or bridge exception. If the exception is not a bridge exception, an internal error exit code is used.

# XXX: the Monkey Patch is here and not in src/__init__ to avoir issues with pyjamas compilation
# TODO: remove this when changes are merged in Wokkel
from sat_tmp.wokkel import install
install()