Fixed acls refresh issue upon LUN deletion.
Fixed acls refresh issue upon LUN deletion.

* When deleting a LUN, we must refresh the whole TPG UI so that potentially
  deleted acls mapped LUNs get accounted for too.

cloud4life/targetcli-fb,Datera/targetcli,Datera/targetcli,agrover/targetcli-fb,cvubrugier/targetcli-fb