Increase coverage and fail under

assigned to @mikf

added 7 commits

• 218dd52e...4c9fe81e - 3 commits from branch master
• 058e08da - pep8 on all modules + setup of CI check
• 05974c00 - Added fail under to .coveragerc
• 81216423 - added test of SimpleGADriver
• aa105339 - added test of a few more TopfarmProblem lines

Compare with previous version

added 5 commits

• aa105339...2e6916f4 - 2 commits from branch master
• 9bbcb6a5 - Added fail under to .coveragerc
• 0a287748 - added test of SimpleGADriver
• 3066efc7 - added test of a few more TopfarmProblem lines

Compare with previous version

merged

mentioned in commit df4969b3

mentioned in commit c37e96c8