Update browser support info.
Update browser support info.

chrismoulton/cta.js,boulderinthesnow/cta.js,boulderinthesnow/cta.js,feixinghong/cta.js,feixinghong/cta.js,chinchang/cta.js,chrismoulton/cta.js,chinchang/cta.js,whippersnappa/cta.js,whippersnappa/cta.js