run tests in isolation
run tests with framework 4.0
upgrade travis mono version to 3.2.6
Merge pull request #400 from enricosada/travis_error_csv

run tests in isolation
Fix 4.3.0.0 problem for VS2013
Fix 4.3.0.0 problem for VS2013 (part 2)
Merge pull request #401 from dsyme/master

Fix 4.3.0.0 problem for VS2013
Fix #402