Change composer "project" to "library"

Merge pull request #5 from col3name/col3name-patch-2

Change project type from 'project' to 'library'

Support other method calls, API access via token, and username/password authentication.

feat: support other method calls, API access via token, and username/password authentication.

What's Changed

• doc: added link to packagist by @col3name in #4

Full Changelog: 1.0.1...1.1.0

Add composer flag for ignore php version

Add composer flag for ignore php version

Full Changelog: 1.0...1.0.1

NOWPayments API v1.0

Merge pull request #2 from col3name/add-license-1

Create LICENSE