Tidy up "services_unbound" XHTML

Add "cloeahead" variable and manually close HEAD
Add CDATA sections to scripts
Add SUMMARY to tables
Update HTML Boolean operators
Close INPUT
Remove duplicate closing TD tag
Move TFOOT tag between THEAD and TBODY (quirk of HTML)
Add dummy table row, but don't display it
Remove duplicate opening and closing TR tags
Closing IMG and add ALT
Deprecate ampersand