[zanata/zanata-server] 4eb360: Add timeout requirement to release notes.

[GitHub]

  Branch: refs/heads/hash-id-migration
  Home:   https://github.com/zanata/zanata-server
  Commit: 4eb3604690c332cd3c1af961b47eceb2f1f67fef
      https://github.com/zanata/zanata-server/commit/4eb3604690c332cd3c1af961b47eceb2f1f67fef
  Author: David Mason <drdmason at gmail.com>
  Date:   2015-03-17 (Tue, 17 Mar 2015)

  Changed paths:
    M docs/release-notes.md

  Log Message:
  -----------
  Add timeout requirement to release notes.

Testing found that the server can timeout during startup if there is
enough data to migrate, so it may be necessary to increase the server
startup timeout in the server configuration. This is now documented.