Adds a context menu item to open the pointed element's background image in a new tab
Works in Chrome 47+! Also supports multiple background images.
1.0.2 - Jan 4th 2016
* Fix a bug where the script was trying to get the background image from all frames in a tab at once, instead of only the requested one
1.0.1 - Jan 4th 2016
* Removed a console.log statement from the content script
1.0.0 - Jan 4th 2016
* Initial release