Clean-ups + be sure that we are testing meaningful things
Add trickier reinstall tests
Merge pull request #11 from AltGr/fixfix-removed-upstream

Add trickier reinstall tests
Added reinstall test for when the installed version of a package is removed upstream
Fixed for latest OPAM API changes
Merge pull request #12 from AltGr/multi-install

Added reinstall test for when the installed version of a package is removed upstream
Merge pull request #13 from AltGr/OPAM-API-change

Opam api change
Adapted for more tolerant reinstall
Merge pull request #14 from AltGr/tolerant-reinstall

Adapted for more tolerant reinstall
Adding test for un-version-pinning installed packages

cf https://github.com/OCamlPro/opam/issues/928
Merge pull request #15 from AltGr/un-version-pin-test

Adding test for un-version-pinning installed packages
Fix tests after https://github.com/ocaml/opam/commit/c0a2fe42589752c2a7c3f2aa33eeb893100d92df