Regenerate gemspec for version 0.2.2
Regenerate gemspec for version 0.2.2

huyha85/opengraph_parser,sharethrough/opengraph_parser,nozayasu/opengraph_parser,stephencarr/opengraph_parser,sharethrough/opengraph_parser,codefirst/opengraph_parser,anthonylewis/opengraph_parser,codefirst/opengraph_parser,stephencarr/opengraph_parser,nozayasu/opengraph_parser,huyha85/opengraph_parser,anthonylewis/opengraph_parser