Update README.md
WIP mongo storage backend.
Merge branch 'master' of github.com:dbrandt/spambayes-lite
MongoDB storage written but untested. Comitting as WIP.
Merge branch 'master' of github.com:dbrandt/spambayes-lite
MongoDB backend now seems to work, it's not integrated yet though.
dbm to mongo porting util, set save state function, ensure index in mongodb collection
Merge branch 'master' of github.com:dbrandt/spambayes-lite