Generate excerpts of topics and insert into link catalogs

Need to do the references as well
Get all topic types to create excerpt in synthesis header
Moving link catalog step to eppo-simple

Because that is where it belongs
Fixing CSS locations

Not related to this branch. Just needed doing.
Adding syntaxhighlighter to tools

Also unrelated to this branch
Fixing a bunch of stuff in config

Also nothing to do with this branch
Fixing a content problem
Adding excerpt to reference synthesis and fixing some bugs
Interim check in to sync dev machines
Adding macrodef for saxon-xslt
Converting spfe-rules targets to macros
interim checkin for backup
interim checkin for backup
interim commit for backup
Interim checkin for backup
interim commit for backup
Fixing synthesis of figs/graphic records
Got graphics working
Fixing bug in image copy
Cleaning up old debug messages