python-CacheControl-0.12.6-bp153.1.21

- Drop merged pytest4.patch
- Add explanation of one test failure
- Remove mention of httplib2 from package summary
- Update to v0.12.6
  * Test if cache is None before falling back to DictCache
  * Fixed body in 304 response to etag request
  * Added check for "*" value in Vary header
  * Make v4 cache compatible with msgpack 1.0 in the future

- Add patch to work with new pytest:
  * pytest4.patch

- Restrict pytest to 3.x as newer released do not work with
  this package

- Run tests only under py3 as CherryPy is available only there

- Activate test suite, with two tests currently failing
- Trim description, removing irrelevant information about httplib2
- Recommend lockfile, as a lightweight dependency needed for FileCache,
  which is a primary use of CacheControl.

- Update to 0.12.5:
  * various test fixes
  * few crasher fixes

- Remove superfluous devel dependency for noarch package

- Initial packaging (version 0.12.4)