Merge pull request #5 from Drup/master

Add oasis dep for tyxml dev version.
Tyxml: Fix the version format
Ocsigenserver: Fix depends
Ocsigen server depends on ipaddr
Merge branch 'master' of https://github.com/ocsigen/opam-ocsigen
tyxml: Update the version constraint of oasis
deriving: Add a version constraint for oasis
update jsoo
ocsigenserver
js_of_ocaml: Update
ocaml-text -> text to match new OPAM package name
Merge pull request #8 from vbmithr/master

ocaml-text -> text to match new OPAM package name
Make camlp4 optionnal in tyxml.
Add camlp4 dependency for the deriving, eliom and js_of_ocaml.