masher: Add a mash method
tests: Ensure that mash gets called
tests: Set a branch name for our test Release
masher: Move the cmd method into bodhi.util
masher: mash in a seperate thread and do other things while it is running
masher: docstring
masher: Port the wait_for_sync method
Merge pull request #99 from fedora-infra/feature/mash

mash