Update bindings for ports extension responses

Closes-Bug: #1284156

Change-Id: I33d29e9fcf0caaf73d861a0a0a338a583eae9580
author: diane fleming
Made some more edits to image tag operations

Change-Id: I7744c86ed76f3fbe57c9f1a1e977a151d0451fc1
author: diane fleming
Update server groups extension to describe parameter restrictions

name and policy name must be from 1 to 255 characters long, a string,
with no leading or trailing spaces

Closes-Bug: #1292581

Change-Id: I7e1151d3f42a5a4e59a4735879805712bab260b6
author: diane fleming
Merge "Made some more edits to image tag operations"
Merge "Update server groups extension to describe parameter restrictions"
Merge "Update bindings for ports extension responses"