add pep8 support to Travis build tests
make excludes match tox.ini
Merge pull request #170 from markmcclain/next

add pep8 support to Travis build tests
base should not take care of checking paths
serve defaults to None, accepts 0 or more arguments
a bunch of tests for the env var support
get env support with a helper function, deferr to it
make the base handle optional config file
serve prepends the BaseCommand arguments
documentation about PECAN_CONFIG added
load_app can now work with no config param passed in
testing will load an app with no config arg passed in
use path_info instead of path
add a test to demonstrate the problem
Merge pull request #176 from alfredodeza/path_info

Fix use of path_info when handling a request
Fix a pep8 spacing violation.
Merge pull request #177 from ryanpetrello/next

Fix a pep8 spacing violation.
Improve inspection with ``dir()`` for ``pecan.request`` and ``pecan.response``
Merge pull request #178 from ryanpetrello/next

Improve inspection with ``dir()`` for ``pecan.request`` and ``pecan.response``
Include a license, readme, and requirements.txt in distributions.