Glossary - remove obsolete roles

Change-Id: I224ee8cda3edec2697000250bf9e81d17ef6e9d3

doc/common/glossary.rst

@@ -794,11 +794,6 @@ C
       retrieves from the metadata service, such as the SSH public key and
       user data.
 
-   cloudadmin
-
-      One of the default roles in the Compute RBAC system. Grants
-      complete system access.
-
    Cloudbase-Init
 
       A Windows project providing guest initialization features,
@@ -1162,11 +1157,6 @@ D
       any location. This may provide general use, development, or
       even homogeneous testing environments.
 
-   developer
-
-      One of the default roles in the Compute RBAC system and the
-      default role assigned to a new user.
-
    device ID
 
       Maps Object Storage partitions to physical storage
@@ -2158,11 +2148,6 @@ I
       One of the VM image disk formats supported by Image
       service.
 
-   itsec
-
-      A default role in the Compute RBAC system that can quarantine an
-      instance in any project.
-
 J
 ~
 
@@ -2545,12 +2530,6 @@ N
       Released as open source by NASA in 2010 and is the basis for
       Compute.
 
-   netadmin
-
-      One of the default roles in the Compute RBAC system. Enables the
-      user to allocate publicly accessible IP addresses to instances and
-      change firewall rules.
-
    NetApp volume driver
 
       Enables Compute to communicate with NetApp storage devices
@@ -3854,12 +3833,6 @@ S
       Point in time since the last container and accounts database
       sync among nodes within Object Storage.
 
-   sysadmin
-
-      One of the default roles in the Compute RBAC system. Enables a
-      user to add other users to a project, interact with VM images that are
-      associated with the project, and start and stop VM instances.
-
    system usage
 
       A Compute component that, along with the notification system,