Merge "Remove "flake8" and "pep8" from test-requirements"

diff --cc docs/testing/developer/devguide/devguide.rst
Simple merge

diff --cc test-requirements.txt
index 371af21,7a1b05a..8c59e45
--- 1/test-requirements.txt
--- 2/test-requirements.txt
+++ b/test-requirements.txt
@@@ -4,11 -4,9 +4,9 @@@
  
  coverage==4.3.4             # Apache 2.0; OSI Approved  Apache Software License; http://www.apache.org/licenses/LICENSE-2.0; http://www.apache.org/licenses/LICENSE-2.0
  fixtures==3.0.0             # OSI Approved  BSD License; OSI Approved  Apache Software License
- flake8==2.5.4               # MIT; OSI Approved  MIT License
  packaging==16.8.0           # BSD or Apache License, Version 2.0
- pep8==1.7.0         # Expat license; OSI Approved  MIT License
  pyflakes==1.0.0             # MIT; OSI Approved  MIT License
 -pylint
 +pylint==1.8.1               # GPLv2
  python-subunit==1.2.0       # OSI Approved  Apache Software License; OSI Approved  BSD License
  testrepository==0.0.20      # OSI Approved  BSD License; OSI Approved  Apache Software License
  testtools==2.2.0            # OSI Approved  MIT License