introduce a new CubicwebEventManager
Typical emit usage:
>>> from cubicweb import CW_EVENT_MANAGER
>>> CW_EVENT_MANAGER.emit('after-source-reload')
Typical bind usage:
>>> from cubicweb import CW_EVENT_MANAGER
>>> CW_EVENT_MANAGER.bind('after-source-reload', mycallback)
from os.path import join
from cubicweb.toolsutils import create_dir
option_renamed('pyro-application-id', 'pyro-instance-id')
create_dir(join(config.appdatahome, 'backup'))