Upgrade libgit2 binaries to a0ce87c51
Rename FileStatus values
Make Signature IEquatable
Prefer commit parent ObjectId over handle
Upgrade libgit2 binaries to 81eecc3
Merge pull request #239 from ben/libgit2-upgrade-81eecc3

Upgrade libgit2 binaries to 81eecc3
Report Fetch progress through callbacks
Upgrade libgit2 binaries to 1e99ce9
Fix retrieval of the author of a Commit

Fix #242
Introduce GitObjectLazyGroup
Add GitObjectLazyGroup.Singleton()
Deploy GitObjectLazyGroup usage
Mark Commit.ParentsCount obsolete
Move repo field up into GitObject
Fix typo in BareRepositoryException
Checkout is not allowed in a bare repository
Move Checkout tests into CheckoutFixture
Update working directory on Checkout
Fix failing tests due to missing struct member
Repository.Clone