[zanata/zanata-server] 621ed6: Update release notes

[GitHub]

  Branch: refs/heads/rhbz1209670
  Home:   https://github.com/zanata/zanata-server
  Commit: 621ed68284330b53704e9991341d61ab57bb9f7b
      https://github.com/zanata/zanata-server/commit/621ed68284330b53704e9991341d61ab57bb9f7b
  Author: Alex Eng <aeng at redhat.com>
  Date:   2015-05-18 (Mon, 18 May 2015)

  Changed paths:
    M docs/release-notes.md

  Log Message:
  -----------
  Update release notes