FIX: Minor simplification
FIX: Silly IPython fix
ENH: Add run_tests_if_main
FIX: Fix env var code
ENH: Add command to testing
FIX: Move test out of util
FIX: Fix coverage
FIX: Minor fixes
FIX: Fix example tests
Merge pull request #559 from Eric89GXL/py34-quiet

ENH: Silence py34, add run_tests_if_main, and simplify testing