Pytest-mpl

- Fixed use of mpl_image_compare on methods of test classes that also
- use setup_method. [51]
-
- Make it possible to specify the directory in which to put the results
- from the tests using --mpl-results-path. [39]
-
- Only import Matplotlib if the plugin is actually used. [47]
-
- Make sure figures are closed after saving. [46]
-
- Allow the backend to be set on a per-test basis. [38]
-
- If test name contains slashes (normally from parameters in
- parametrized tests), replace with _. [50]
-

- Properly define dependencies in setup.py. [32]

- Added `style` and `remove_text` options. [20]
-
- Properly support parametrized tests. [24]
-

- Minor fixes to detection of remote baseline directories.
-
- Minor improvements to documentation.
-

- Add support for remote baseline images. [18]
-
- When providing two conflicting options, warn instead of raising an
- exception. [19]
-

- Changed default tolerance from 10 to 2. [9]
-
- Added `tox.ini`.
-
- Improvements to documentation
-