added support for AIR 3.9 and Flash Player 11.9 beta

git-svn-id: https://svn.apache.org/repos/asf/flex/site/trunk@1520199 13f79535-47bb-0310-9956-ffa450edef68
revert nightly binary name back to previous as that what's it's called in the CI - probably need to fix this.

git-svn-id: https://svn.apache.org/repos/asf/flex/site/trunk@1520200 13f79535-47bb-0310-9956-ffa450edef68