include_vars plugin should look in vars/ path for a role.
Update module documentation.
check more files using make pyflakes ( ie subdirectory of lib/ansible/ )
Merge pull request #4782 from mscherer/improve_pyflakes_makefile

check more files using make pyflakes ( ie subdirectory of lib/ansible/ )
Update CHANGELOG.md
ec2_eip connect method references module var that is not passed in