- optional performance boost for site-nodes: the site-node code contains an optional performance booster, that speeds up site-node operations froma factor of 2 to several thousand times. The performance boost ist just available for the time being for PostgreSQL, XOTcl2 and NaviServer and is only activated, when these componentes are available. - bump version numbers
- add tcltrace procs, deactivated by default, can be activated via package parameter "TclTraceLogServerities" and "TclTraceSaveNsReturn" of acs-tcl "Tcl Library". This additions allows to add actions, whenever "ns_log" or "ns_return" are called. The trace for "ns_log" adds the selected log entries to be reported via the developer support. The trace for "ns_return" captures the output of the server returned via "ns_return" in files, which are useful for HTML validation (e.g. via the W3C validator)