Adjusted JsFiddle plugin to detect jsFiddle versions.

Prior to this change, {% jsFiddle ccWP7/5 result,js,html %} wouldn't
render the desired tab order properly since the regex pattern was
being capturing the /5 as part of the first of the tabs.

plugins/jsfiddle.rb

@@ -18,7 +18,7 @@
 module Jekyll
   class JsFiddle < Liquid::Tag
     def initialize(tag_name, markup, tokens)
-      if /(?<fiddle>\w+)(?:\s+(?<sequence>[\w,]+))?(?:\s+(?<skin>\w+))?(?:\s+(?<height>\w+))?(?:\s+(?<width>\w+))?/ =~ markup
+      if /(?<fiddle>\w+)(?:\s+(?<sequence>[\w,\/]+))?(?:\s+(?<skin>\w+))?(?:\s+(?<height>\w+))?(?:\s+(?<width>\w+))?/ =~ markup
         @fiddle   = fiddle
         @sequence = (sequence unless sequence == 'default') || 'js,resources,html,css,result'
         @skin     = (skin unless skin == 'default') || 'light'