[zanata/zanata-client] 1353f1: update wording and add note to docId

[GitHub]

  Branch: refs/heads/update-readthedocs
  Home:   https://github.com/zanata/zanata-client
  Commit: 1353f14c1542d6867d56f4ebbd07ee8a19610e98
      https://github.com/zanata/zanata-client/commit/1353f14c1542d6867d56f4ebbd07ee8a19610e98
  Author: Patrick Huang <pahuang at redhat.com>
  Date:   2015-03-11 (Wed, 11 Mar 2015)

  Changed paths:
    M docs/configuration.md

  Log Message:
  -----------
  update wording and add note to docId