Added portlet numbering. Note: we can fiddle with how we do this, thoughfor now vertical numbering per column is a restraint (we can change whichcolumn has the first portlet though).
Set the charset from the locale for the content-type meta information. Thiswasn't being tracked in ad_conn, nor cached by acs-lang, nor used bylrn-master. It's now tracked in ad_conn, cached by acs-lang, and usedproperly by lrn-master.