0.4.0: Moving to Go + Kubebuilder, New RBAC Definition Syntax, CRD Validation

New Features:

• New RBACDefinition syntax
• Support for multiple RBACDefinitions
• Using OwnerReferences to associate a specific RBACDefinition with a ClusterRoleBinding, RoleBinding, or ServiceAccount
• Using CRD validation for all RBACDefinition fields
• Moving from rbac-manager.reactiveops.io to rbacmanager.reactiveops.io for CRD
• Support for groups
• Some basic testing in place

Breaking Changes:

• This is a huge release that contains some breaking changes. We've included docs that cover the upgrade process to 0.4.0.