Missing update image metadata case

     * It is valid for all images with or without protected properties

Change-Id: I85e5016e35f188ca4a8bdc1e9382a9e5016ae13b
Fixture fix for admin test cases

    * Fixed review issues

Change-Id: I0fa60ed5e21ed3b13ef8143baf98b863a2cff334
Merge "Fixture fix for admin test cases"
Merge "Missing update image metadata case"