[zanata/zanata-server] d88043: update image urls

[GitHub]

  Branch: refs/heads/viewdocs
  Home:   https://github.com/zanata/zanata-server
  Commit: d880433911e652df37df30f3f0bafa53318f9953
      https://github.com/zanata/zanata-server/commit/d880433911e652df37df30f3f0bafa53318f9953
  Author: Carlos Munoz <chavo16 at hotmail.com>
  Date:   2016-06-15 (Wed, 15 Jun 2016)

  Changed paths:
    M docs/user-guide/translator-guide.md

  Log Message:
  -----------
  update image urls

the current image urls are not shown by github or viewdocs. Update them so that they are. These new urls might not be compatible with readthedocs.