Ocsipersist : Add make_persistent_lazy_lwt.
Manual: update for github
Merge branch 'master' of https://github.com/ocsigen/ocsigenserver
Ocsipersist : Fix codding style and reuse code from lazy_lwt for lazy.
Merge pull request #7 from Drup/ocsipersist_lwt

Ocsipersist : Add make_persistent_lazy_lwt.