Release v0.3.0
Minor: multiregion support with IAM assume role
Update README to point to general reflex docs
Update get_role_arn to construct arn
Add support for cross region and cross account action via assuming role
Minor: multiregion support with IAM assume role
Update README to point to general reflex docs
Update get_role_arn to construct arn
Add support for cross region and cross account action via assuming role