[SC] Added debug version of Pure CSS library.
[NEW] to_atom/2 converts codes and  numbers to atoms.
[FIX] Debug message now shows the port used to start the server (used to be 5000 always).
[EXT] Set the timeout to 10 seconds for http_goal.
[EXT] Calculate identity closure quickly by using Virtuoso inference definition (thanks to RH).
[SC] Various small updates.
No longer parse email and url addresses. These contain too many syntactic quirks.
[FIX] Root foor RDF tabular handler did not work.
Many fixes for email and url arguments. This was not enough to fix for CKAN inconsistencies...
[FIX] list_script would not show correct percentage of DONE items.