[dataimport] Add a ``flush`` method for all stores.
For ``ObjectStore``, ``RQLObjectStore`` and ``NoHookRQLObjectStore``
the method tries to call the ``commit`` method.
For ``SQLGenObjectStore``, the ``flush`` method is basically
unchanged with respect to previous changesets.
#!/bin/sh -e### BEGIN INIT INFO# Provides: cubicweb# Required-Start: $remote_fs $syslog $local_fs $network# Required-Stop: $remote_fs $syslog $local_fs $network# Should-Start: postgresql pyro-nsd# Should-Stop: postgresql pyro-nsd# Default-Start: 2 3 4 5# Default-Stop: 0 1 6# Short-Description: Start cubicweb application at boot time### END INIT INFO# FIXME Seems to be inadequate here# FIXME If related to pyro, try instead:# export PYRO_STORAGE="/tmp"cd /tmp# FIXME Work-around about the following lintian error# E: cubicweb-ctl: init.d-script-does-not-implement-required-option /etc/init.d/cubicweb start## Check if we are sure to not want the start-stop-daemon machinery here# Refer to Debian Policy Manual section 9.3.2 (Writing the scripts) for details.case $1 in force-reload) python -W ignore /usr/bin/cubicweb-ctl reload --force ;; status) python -W ignore /usr/bin/cubicweb-ctl status ;; start|stop|restart|*) python -W ignore /usr/bin/cubicweb-ctl $1 --force ;;esac