[feature] Fix issue #4985 and add createError method

[Alanscut]

Changes

• Add exception handling function createError.
• This hooks.suppressCreateError is used to specify whether it is forbidden to throw exception information, the default value is true.
• Fix for issue [Feature Request] Add global option to raise errors on invalid dates or fallbacks to new Date(d) #4985.
• Any suggestions for the pull request will help me, thanks.

[coveralls]

Coverage decreased (-0.02%) to 88.502% when pulling e57bff0 on Alanscut:issue_4985 into 528ac2b on moment:develop.

[ichernev]

Merged in c8785e7

[ichernev]

Reverted in 0f0195f.

I looked carefully at all the places the new createError calls, and most of them didn't make any sense. I'm guessing the function that returns an invalid moment should be wrapped in this method. Then it can be made to either print, or throw, or do nothing (the default).