Update undionly/ipxe *pxe files.  Add and update ipxe,snp,snponly efi files.  Importing hosts will now enable all service modules by default.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2116 71f96598-fa45-0410-b640-bcd6f8691b32