Timeout fixes

v0.2.1

Fixed release URL

Ok, it's a working thing now :)

Rewrite all the things!

• Settings are now stored inside of an lazy object! It'll be needed really soon…
• Output is back! Controlled by numerous of options to customize it.
• Utils module is separated to utils and lib.
• utils.clean() works!

Initial release, suitable for usage!

brewchecker is now pip-installable!

brewchecker is now executable from command line (if `pip install`'ed)!

All operations on files/dirs (git/hg/svn checkout) now performed in tmp dir!