- Delete duplicate Google search results, ie ones that point to the same ZS file.
- Enable sorting of results by size, descending
- Update to version 1.2
- Add icon to manifest
- Specify to only run on Google sites

TODO: This update seems to have caused an issue: No 'Access-Control-Allow-Origin' header is present on the requested resource.

Signed-off-by: George Hafiz <georgehafiz@gmail.com>