Ability to customize IAM roles and permissions on ECS based services
SAML authentication (available on the Enterprise plan)
SCIM directory sync (available on the Enterprise plan)
Reduced default IAM permissions for ECS based services (applies only to services created after April 11)
Previous permission: arn:aws:iam::aws:policy/AdministratorAccess
New permissions: arn:aws:iam::aws:policy/ReadOnlyAccess and arn:aws:iam::aws:policy/AmazonS3FullAccess
Fix an edge case for accepting invitations to an organization
Fix service level env vars are not correctly injected during first preview env deploy
Fix an issue with codebuild permissions when running in a VPC
Fix a race condition with static service builds
Misc UI issues
