Switch to generic splashscreen.

git-svn-id: https://svn.apache.org/repos/asf/flex/sdk/branches/develop@1437861 13f79535-47bb-0310-9956-ffa450edef68
Switch to generic splashscreen

git-svn-id: https://svn.apache.org/repos/asf/flex/sdk/branches/develop@1437862 13f79535-47bb-0310-9956-ffa450edef68