v0.2.1

Functionality-wise, this is identical to the previous release. It uses a newer version of Go, allowing us to build for platforms that weren't previously available. However, darwin/386 has been removed since it is no longer supported.

v0.2.0

Fixes an error in diff creation that occurs whenever the last byte of a file has been modified.

v0.1.0

First verison of the ups tool. Implements basic diff and apply commands.