JDK 7 feature-list update

[Mark Reinhold]

FYI I've updated the feature list [1] to include Project Lambda [2]
and to drop the Swing JDatePicker component [3].

- Mark


[1] http://openjdk.java.net/projects/jdk7/features
[2] http://openjdk.java.net/projects/lambda
[3] http://openjdk.java.net/projects/jdk7/features/#f652a