Initial implementation of pep257 tool.
Added pep257 to the no_doc_warnings profile.
Bumped pep257 version to one that isn't broken.
Merged upstream changes.
Merge cleanup.
Added pep257 to docs.
[refs #48] Directories which appear to be virtualenvironments will now be skipped
[refs #48] Actually including the test files this time...
[refs #48] Including the lib directory this time
[refs #33 #50] Changing the pylint output formatter slightly so that the output format is still handled correctly by the Jenkins violations plugin
Merge pull request #51 from jayclassless/pep257_tool

Pep257 tool
Merge branch 'master' of ssh://github.com/landscapeio/prospector
Fixing turning tools on or off
[refs #31] Adding support for checking single files
Updating changelog with several new features and bug fixes
Fixing unit test to match new behaviour for deciding whther a tool is enabled or not
[refs #31] Updating documentation to include information about single files
Adding documentation on how to contribute to prospector
Bumping dodgy requirement version to get the Windows path bugfix (https://github.com/landscapeio/dodgy/issues/2)