Merge tag '3.8.3' into develop

3.8.3
Fix issue caused by lack of #inpagelink support on pypi http://stackoverflow.com/questions/16367770/my-rst-readme-is-not-formatted-on-pypi-python-org
Switch default to 79 characters to be consistent with pep8
Merge pull request #173 from timothycrosley/feature/fix-issue-172

Switch default to 79 characters to be consistent with pep8
Add support for manually overriding the settings path from the command line
Merge pull request #174 from timothycrosley/feature/fix-issue-170

Add support for manually overriding the settings path from the command l...
Bump release to 3.9.0
Merge branch 'release/3.9.0'