Merge pull request #1546 from dsheets/master

Update dose dep in README (Fixes #1545)
opam template: get user name/email from git

if available
Removed self-upgrade opam file

this wasn't the right place, as it prevents easily pinning opam-lib to source. It will be put on the repository when needed.
Merge pull request #1550 from OCamlPro/user-from-git

opam template: get user name/email from git
Merge pull request #1551 from OCamlPro/no-forced-self-opam

Removed self-upgrade opam file