A mobile and touch friendly input spinner component for Bootstrap 3. It supports the
mousewheel and the up/down keys.
The initvalsetting is only applied when no explicit value is set on the input with the
valueattribute.
Size of the whole controller can be set with applying input-smor input-lgclass on the
input, or by applying the plugin on an input inside an input-groupwith the proper size
class(input-group-smor input-group-lg).