cross browser fuctionallity added for opacity
cross browser fuctionallity added for opacity

rafacouto/loomio-bak,rafacouto/loomio-bak,rafacouto/loomio-bak,podemos-info/loomio,podemos-info/loomio,podemos-info/loomio,travis-repos/loomio,travis-repos/loomio