Remove pyflakes check temporarely

Change-Id: I1fc097c06045a06ae13069f187cf50ba672873b6
Clean up the tox.ini file

DHC-831

Change-Id: Ib5e484ed067195b4d6596fd2ffb7fd5c47e6080b
Merge pull request #2 from rodis/feature/fix_tox_file

Clean up tox.ini file