Remove delete from ssh key table.
Remove delete from ssh key table.

Move delete to the new edit page, and replace the delete button with
an edit button on the ssh key table. Fixes #91.

tcmitchell/geni-portal,charliemeyer/geni-portal,tcmitchell/geni-portal,tcmitchell/geni-portal,tcmitchell/geni-portal,charliemeyer/geni-portal,tcmitchell/geni-portal,charliemeyer/geni-portal,charliemeyer/geni-portal,charliemeyer/geni-portal