v2.2.0

* Fix: remove extraneous space added for 16 digit cards (https://github.com/jessepollak/payment/pull/58)
* Feature: add additional on change events (https://github.com/jessepollak/payment/pull/52)
* Feature: set card type on blur of field for auto complete tools (https://github.com/jessepollak/payment/pull/47)
This tag has no release notes.