Standard release with few features

1. More attributes for themes
   Restore, Popup, Close, Miminize images
   Hide close, Hide popup options in theme.
   Header widget height and padding options
   Main widget border width option
2. Cookie conflict fix with third party libraries
3. Now operator can follow user scrollbar position
4. Chatbox minimize was behaving incorrectly

For update just follow standard update procedure For manual update it's update_97.sql