Update libgit2 to v1.0.0

Merge pull request #25 from cmarcusreid/update-libgit2-1.0.0

Update libgit2 1.0.0

Update libgit2 to v0.25.1.

Update libgit2 to v0.25.1.

Report UpstreamGone

Addresses #19.

Optimize cache invalidation

Address #16.

Optimize cache invalidation

Attempt to address #16. Requires thorough testing to make sure there isn't a case where this can lead to a stale cache entry.

Fix potential crash when reporting conflicts.

Merge pull request #15 from cmarcusreid/conflict

libgit2 reports a subset conflicts as two separate status entries with the same path.

Remove runtime dependency on vcredist

Merge pull request #14 from cmarcusreid/staticRuntime

Link static runtime to remove dependency on vcredist.

Support stash information

Merge pull request #12 from cmarcusreid/supportStashes

Add current stashes to response.

Initial release

v1.0.0

Add protocol documentation to readme.

Initial Alpha

• Fixed an issue where file change notifications could be lost when backed up.
• Added support for reporting statistics about cache performance.