افزونه 2 [DigitalPoint] Better Google Analytics 1.0.11

• Update mail class to concurrently work with XenForo 2.2 and 2.3
• If site is running XenForo 2.3, the last bit of JavaScript code that needed jQuery has been rewritten (specifically the $.on() usage is rewritten for XF.on()).
• Change JavaScript to have overlay page tracking work with is unexpected objects (third-party addon: DragonByte eCommerce)
• Raise the "all time" start date for charts to 2016 (Google API can only go so far back without throwing an exception)