Deprecate the regex <th> finding
update changelog
Make the check for wheel support in setuptools test for DistInfoDistribution rather than check the version
Clarify setuptools requirement message by including the minimum version
Merge pull request #1225 from pfmoore/distinfo-distribution

Make the check for wheel support in setuptools test for DistInfoDistribution rather than check the version
remove 1.4.2 from changelog.  proceeding straight to 1.5.
Merge pull request #1213 from dstufft/deprecate-regex-parsing

Deprecate the regex <th> finding
Fix recursive import issue in pip/__init__.py
Merge pull request #1239 from pfmoore/recursive_import

Fix recursive import issue in pip/__init__.py
better, non-asumptive explanation for "Requirements Files"