Primary Author is Jon Froiland <jon.froiland@gmail.com>

Some code is attributed in the files as well
Greatly appreciated patches and other code from the following:

Eric Holscher (original Author) eric@ericholscher.com
Andrii Kurinnyi (zen4ever)
Brian Luft (unbracketed)
Chris Adams (acdha) 
mthornhill 
Michael Elsdörfer (miracle2k) 
