divu5() and divu3(). Fast replacements for unsigned division by 3, 5, 6, 10, 15

on this forum we seem to have two threads running on ways to implement very efficient division and mod operations.

http://forum.arduino.cc/index.php?topic=172635.0

http://forum.arduino.cc/index.php?topic=167414.0

I'd hate to loose these over time,
which might well happen if they just reside on the forum.

is there any posibility that these could be put together, and put on the playground or something so they are not lost .

please