* [DW-1618] Admin App -Application Instances - Able to delete all the admin users in Manage app permissions.
* [ADF-5031] [PeopleCloudComponent] Do not delete selected users completely.
* Added flag for not to remove last chip
* Added unit tests to the changes.
* * Added doc
* * Changed removeLastChip to remove
* * Added readonly strategy
* Removed remove input
* Updated unit tests
* * Added tooltip
* Hiding remove icon.
* * Fixed unit tests
* migrate IdentityRoleService implementation
* update unit tests
* move interfaces to the origin
* move models to proper places
* migrate model to interface
* fix test
* update docs