Some BC breaks, but it's a Google beta, so ...
Some BC breaks, but it's a Google beta, so ...

- [REF] Remove StdClass typehints (objects don't descend from StdClass)

- [BRK] Remove property $message; replace with $message_map and $message_key.

- [ADD] Property $params to retain params passed to validate() and sanitize().

- [ADD] Methods setParams(), setMessageKey(), and getParams().

- [CHG] Method is(), isNot(), et. al. set the appropriate message key.

koriym/Aura.Filter,koriym/Aura.Filter,jakejohns/Aura.Filter,auraphp/Aura.Filter,mivanov93/Aura.Filter