Change to allow multiple errors be returned from single field when option "WithMultipleErrorsReturned" is set.

[d-wojciechowski]

Hello, I would like to propose a change that will allow the user to decide if from a single field multiple validation errors may arise.
This was already reported as issue here: #1268

Fixes Or Enhances

Make sure that you've checked the boxes below before you submit PR:

• Tests exist or have been written that cover this particular change.

@go-playground/validator-maintainers

[coveralls]

coverage: 74.354% (+0.06%) from 74.291%
when pulling 386c339 on d-wojciechowski:master
into a947377 on go-playground:master.

[coveralls]

coverage: 74.354% (+0.06%) from 74.291%
when pulling 3ca5c65 on d-wojciechowski:master
into a947377 on go-playground:master.

[fatkharrofiqi]

Hi @d-wojciechowski, just wondering why this PR was closed. I think this feature is super useful! Is there another way to achieve the same thing, or are there any plans to add it in the future? Thanks a lot!