Merge pull request #177 from ryanpetrello/next

Fix a pep8 spacing violation.
Merge pull request #178 from ryanpetrello/next

Improve inspection with ``dir()`` for ``pecan.request`` and ``pecan.response``
Merge pull request #180 from ryanpetrello/next

Include a license, readme, and requirements.txt in distributions.
Increment version number.
Merge pull request #181 from ryanpetrello/next

Add change history to the docs.