ng-maxlength support

[volyx]

Supports angularjs input directive analogs, such as:
{code}
<input
ng-model="string"
[name="string"]
[required="string"]
[ng-required="boolean"]
[ng-minlength="number"]
[ng-maxlength="number"]
[ng-pattern="string"]
[ng-change="string"]
[ng-trim="boolean"]>
...

{code}

https://docs.angularjs.org/api/ng/directive/input