Allow to register new checkers, including AST checkers
By default the check is active if not associated with any code
Fix documentation
Allow to construct a StyleGuide with a custom parser
Use OptionParser.prog in read_config instead of 'pep8'; feature #154
Consistency in quotes
Fixed issue #155
continuation lines are now calculated from the logical indent level
(1 tab = 8 spaces, as calculated by `expand_tab`)
not the physical number of whitespace characters
(which will only be the same if indents are only defined with spaces and not tabs)
Accept visual indentation without parenthesis after the if statement. Issue #151
Merge pull request #157 from jcrocholl/issue151

accept visual indentation without parenthesis after the if statement.
Do not check noqa() repeatedly on the same line
Copyright
Add reference to issue #158 for changeset 26d48ca
Regex: use boundaries and simplify
Regex: detect any code with pattern '[A-Z]\d{3}'
Allow to register the same checker for different codes
Drop the third argument for the AST checkers
One-liner docstring
Re-order the lines for the StandardReport
Merge pull request #156 from harvimt/f97a1c1605a14bee3115070e836d7ad491c41656

Expand tabs when checking E12 continuation lines. Issue #155
Changelog entry for previous changeset for issue #155