hg: macosx-port/macosx-port/jdk: Added BRANCH_README file to push the branch creation on the server.

[alexander.zuev at oracle.com]

Changeset: a42a147d6641
Author:    kizune
Date:      2011-08-18 14:20 -0700
URL:       http://hg.openjdk.java.net/macosx-port/macosx-port/jdk/rev/a42a147d6641

Added BRANCH_README file to push the branch creation on the server.

+ BRANCH_README