Make most of the classes use a common delete and delete post method with the exception of storage management.  Change the way images is called from images to image as all classes rely on the node names to call the appropriate class.  It's easy enough to change on the fly, but rather do it proper through a common call than testing everything all the time.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2378 71f96598-fa45-0410-b640-bcd6f8691b32