Revert "webadmin: Add version check to QoS editor"

This reverts commit c9ee93f6ac66910639ee04f7441a9540ee047e73.

change in design

Change-Id: I38f3eaf0bed8896c00344e72bacca88a82d63b7b
Signed-off-by: Gilad Chaplik <gchaplik@redhat.com>