Original concept and all code through version 1.1 by Andrew Arensburger
(arensb@ooblick.com)

Major rewriting and reorganization after v1.1 by Rob Fugina
(robf@geekthing.com)

Alternative printf-style parameter handling (new in 2.3) coded by MAtteo
HCE Valsasna (valsasna@unInsubria.It)