Add support for `features` within traffic_layout

traffic_layout now supports returning the features it was built with as a
JSON string. We can now expose that as a method on the environment so
users can check against the capabilities of the build before testing
1 file changed
tree: ad30014f89a2fa914a887852a6b442c4ecf65fdf
  1. doc/
  2. examples/
  3. tests/
  4. tsqa/
  5. README.rst
  6. setup.py
  7. TODO.rst