openpay_flutter 0.0.9

openpay online payments.

[0.0.1] - TODO: Add release date.

• TODO: Describe initial release.

[0.0.2] - TODO: Add release date.

add methods for card operations.

[0.0.3] - TODO: Add release date.

change exceptions to json format

[0.0.4] - Adnroid antifraud

integrate antifraud detection for android

[0.0.5] - Adnroid antifraud

rename class

[0.0.6] - Adnroid antifraud

remove card metho

[0.0.7] - Adnroid antifraud

remove card method fix

[0.0.8] - fix delete return

204 = ok

[0.0.9] - add pay transaction

submit charge