On the invoke-diff-cmd-feature branch: Resend correct BRANCH-README
file.

* BRANCH-README: Revert to 1538088 version.

git-svn-id: https://svn.apache.org/repos/asf/subversion/branches/invoke-diff-cmd-feature@1539107 13f79535-47bb-0310-9956-ffa450edef68