Added __repr__ to the capakey gateway module classes
Unit testing for __repr__.
Merge branch 'master' into caching
Update CHANGES.rst.
Added some docstrings.
Updated and expanded documentation.
Complete code coverage.

Added some more coverage to client.py

Remove proxy keyword. Not clear how suds handles proxies and I don't
have a test environment handy.
Fix failing tests on travis.
Make sure all config vars are set on travis.
Final fix. Hopefully.
Trying to fix import paths on rtd.
Trying to fix autodoc on rtd.
Add gateway exceptions to api docs.
Merge branch 'master' into caching
Bump to version 0.2.0.
Expanded some API docs.
Document that tox can run integration tests.
Some flake8 fixes to tests.
Merge branch 'master' into caching

Conflicts solved:
	crabpy/tests/gateway/test_capakey.py
Expand caching to the complete gateway.