libgit2/libgit2sharp — pull request #357 by dahlbyk (2013-02-28 08:01:01+00:00)
Title: Implicit Operator: GitOid => ObjectId

The only thing we ever do with a `GitOid` is turn it into an `ObjectId`, so I figure we might as well make the conversion trivial (and `null`-friendly, as I have found I need with submodules).