You delete profiles by clicking the [x] in the upper tight corner of the profile in tree.view (using the default view options). If you want to move a profile to another position in the tree simply use the move option in the profile menu.For moving within the near family simply use the select parents pull-down menu in the relationship tab page.
I'm posting, not because I don't know how to do it, but because I don't have the right permissions and have no intention of wanting the right permissions.