Support search delay on filter keyup

Changed filter parameter of filter.searching to true so that it will
delay until typing is complete
Merge pull request #545 from dturkenk/master

Support search delay on filter keyup
Add align character widget
version bump
corrected version #
grrr, I'll get this version number right...
Filter formatter (jQuery UI) work again
Fix numberSorter js error & add test
version bump