This is, of course, an open source project. You can find the source at https://github.com/baugarten/Android-Image-Edit, I encourage you to look it up, fork it, change anything if you find a bug and I'll be sure to add it in the next release!
Tags: rotating moustaches.
Fixed a Crash that was affecting some people
Fixed scaling and rotating, and overhauled the User Interface
Support for sharing, rotating and scaling moustaches