Removing ZeroClipboard

Unsubtle removal of the ZeroClipboard flash snippet.

See advisory: http://seclists.org/fulldisclosure/2013/Mar/207
Thanks a lot to Shahee Mirza ( @shaheemirza ) for reporting this!
updating title for download links
Merge pull request #50 from huitseeker/issue/XSSvuln

Removing ZeroClipboard