Merge branch 'release/1.7.2'
Merge branch 'release/1.8'
Merge branch 'release/1.8.1'
Merge branch 'release/1.8.2'
Fixed an issue that flattened a multi-line custom prompt into a single line, and cleaned up the prompt prefixing behavior
Merge branch 'release/1.8.3'
Merge branch 'release/1.8.4'
Merge branch '1.9.X'
Merge branch '1.9.X'
Merge branch '1.9.X'
Make not having setuptools or pip sdists a fatal error
Merge branch 'develop'
upgrade setuptools to v0.9.8
Remove stray 'either'

I believe this 'either' stems from the dark times of the distribute and setuptools schism.
Merge pull request #460 from hynek/patch-1

Remove stray 'either'
update changelog
Use pip 1.4.1 instead of pip 1.4
Mention the new Signing Key
Virtualenv has different version numbers than pip
Bump version to 1.10.1