[jboss-jira] [JBoss JIRA] (SECURITY-1005) Improve credential and role group

Improve credential and role group --------------------------------- Key: SECURITY-1005 URL: https://issues.jboss.org/browse/SECURITY-1005 Project: PicketBox Issue Type: Enhancement Components: JBossSX, Security-SPI Reporter: Bartosz Baranowski Assignee: Bartosz Baranowski Priority: Major CredntialIdentity(to match SimpleIdentity): - add equals - add hashCode RoleGroup: - add clone on interface level, so we dont need to cast to implementation