- support new schema - rename flush() to sync() to be like shelve - remove extraneous imports - fix address_type association
- support new schema
- rename flush() to sync() to be like shelve
- remove extraneous imports
- fix address_type association


dreibh/planetlab-lxc-plcapi,dreibh/planetlab-lxc-plcapi,dreibh/planetlab-lxc-plcapi,dreibh/planetlab-lxc-plcapi