Backports compilation patches for ocaml-4.01.0beta1
add erm_xmpp and erm_xml (dependencies for sulci jabber bot)
Merge pull request #1023 from camlunity/temp

add erm_xmpp and erm_xml (dependencies for sulci jabber bot)
Restrict patches to { ocaml-version >= 4.01.0 }
Merge pull request #1022 from hnrgrgr/master

Backports compilation patches for ocaml-4.01.0beta1