jtsage/jquery-mobile-spinbox — pull request #6 by Cindres (2013-09-05 12:47:56+00:00)
Title: "Step" Function

Added support for a "step" tag so that users can add 'step="val"' to the
html tag to set the value to step by.
Example:

The '+' and '-' buttons will now increment the value by 20. (the default
is still set to 1)