Add configurable "width" option to Chosen selects.  Allow full support for px and % based widths.
- Verified working with Chrome, Safari, Opera, FireFox8 on OSX for both jQuery and Prototype flavors.
- Remove programatic search field sizing, and replace with a CSS styled approach using absolute left/right positioning.
Add configurable "width" option to Chosen selects.  Updated output files.
Missed the "px" on f_width for jQuery
Add fixup_width to AbstractChosen to return a 'px' formatted width string if no existing format is specified.
Cleanup some leftover width calculations for the drop down.
set style width in jQuery chosen instead of 'width' directly to be consistent across implementations.
Cleanup CSS to remove redundant style information.
Update example pages with blurbs about using the 'width' option.
Reorder box-sizing CSS styles based on feedback from Christophe Coevoet.
- Add comment string with a short description of what's happening, and a link to a site that explains box-sizing.
Fix an issue where specifying the 'disable_search_threshold' option on single selects with custom widths did not work properly.
- Properly hide the absolutely positioned search box when 'disable_search_threshold' is in effect.
Update examples of using options on jQuery and Prototype pages.
- Make it simple to include multiple option configurations on example pages.
- Add disable_search_threshold example.
- Add No results text option example.
- Update custom width support example.
Fix tabindex on example page elements.
Merge branch 'jdd-custom-width' of github.com:justindujardin/chosen into justindujardin-jdd-custom-width

Conflicts:
	chosen/chosen.css
	chosen/chosen.jquery.js
	chosen/chosen.jquery.min.js
	chosen/chosen.proto.js
	chosen/chosen.proto.min.js
	coffee/chosen.jquery.coffee
	coffee/chosen.proto.coffee
	example.jquery.html
	example.proto.html
Stop propagation on deleting multi select item
chzn-search not position absolute, add border-box in more places
format box-sizing like everything else
A more flexible width fetcher (uses computed style as a fallback to
options.width)
Merge branch 'justindujardin-jdd-custom-width' of github.com:harvesthq/chosen into justindujardin-jdd-custom-width
Fix the jquery example to include the proper header.
Remove unecessary parseInt on some values. ParseFlaot on others.
More concise test for window.computedStyle