Merge branch 'release-0.0.4' into develop
Bump version to 0.0.5
Add a LICENSE file.
Use prospector for static analysis.
Remove redundant check script.
Remove easy_install bootstrapper.
Ignore virtualenv folders.
Replace easy_install with pip in README.
Create a Makefile for checking builds.
Install Travis CI configuration.
Drop cleanup script.

* git clean -X works just as fine.
Add prospector config file.
PEP 8 fixes.
Install lazy logging. (W1201)
Fix unused arguments. (W0612)
Add Travis CI badge.
Remove main from __init__.
Replace optparse with argparse.
Install testing infrastructure.

* Install test coverage report.
* Add initial tests for CLI.
Replace xrange with range.