Properly clone moment objects, that were improperly cloned before
Refactor _pf handling
Add tests for weird moment clones
put _isAMomentObject in utc moments too
Make jshint happy
Merge pull request #1417 from ichernev/bugfix/cloning-weird-moments

Handle wrongly cloned moments
Improve non-padded strict tokens
Merge pull request #1418 from ichernev/bugfix/strict-parsing-non-padded-units

Improve non-padded strict tokens