hg: lambda/lambda/jdk: More Collector spec (and a few new Collectors)

[brian.goetz at oracle.com]

Changeset: 60998dc19cdf
Author:    briangoetz
Date:      2013-04-08 16:49 -0400
URL:       http://hg.openjdk.java.net/lambda/lambda/jdk/rev/60998dc19cdf

More Collector spec (and a few new Collectors)

! src/share/classes/java/util/stream/Collector.java
! src/share/classes/java/util/stream/Collectors.java
! src/share/classes/java/util/stream/package-info.java