Support Php 7.3+ and Php 8.0+, together with Guzzle 7.0+

Merge pull request #16 from appitudeio/master

Update composer.json

2.1.1

Add support for parameter userVisibleDataFormat when signing.
Add minimum required php version 7.2.0 because required by guzzlehttp/guzzle@7.0.1.
Add support for phpunit/phpunit@9.5.* to be able to support php@8.0^.
Add latest test certificate from BankID, did not get the tests to run with the current cert in repo.

Added demonstration of ssl verification

2.0.1

Added demonstration of ssl verification

Implement BankID API V5

2.0.0

Implement BankID API V5

Fixed required personal number in getAuthResponse

1.0.1

Fixed required personal number in getAuthResponse

1.0.0

Adding bankId.pem