hg: lambda/lambda/jdk: IntStream.min/max return Optional

[paul.sandoz at oracle.com]

Changeset: 41cd9ddd0a16
Author:    psandoz
Date:      2012-12-20 17:12 +0100
URL:       http://hg.openjdk.java.net/lambda/lambda/jdk/rev/41cd9ddd0a16

IntStream.min/max return Optional

! src/share/classes/java/util/stream/primitive/IntPipeline.java
! src/share/classes/java/util/stream/primitive/IntStream.java
! test-ng/tests/org/openjdk/tests/java/util/stream/primitive/IntMinMaxTest.java