For my sanity, just depend on setuptools.
Support 3.4
Fixed #134 -- Added CLI interface
Added CLI format checking
Added unit tests for CLI
Dropped use of UTF-8 character √
Fixed issue where arguments were not parsed correctly
Formatting.
Add support for -m.
Rework things a bit, remove py.test, allow multiple instances, and a validator.
Merge branch 'cli'

* cli:
  Rework things a bit, remove py.test, allow multiple instances, and a validator.
  Add support for -m.
  Formatting.
  Fixed issue where arguments were not parsed correctly
  Dropped use of UTF-8 character √
  Added unit tests for CLI
  Added CLI format checking
  Fixed #134 -- Added CLI interface
  Support 3.4
  For my sanity, just depend on setuptools.