[zanata/zanata-server] 8420ac: remove old hard link before attempting to link

[GitHub]

  Branch: refs/heads/docker-script-2
  Home:   https://github.com/zanata/zanata-server
  Commit: 8420ac949a80fcd8ec955419963473859a592942
      https://github.com/zanata/zanata-server/commit/8420ac949a80fcd8ec955419963473859a592942
  Author: Patrick Huang <pahuang at redhat.com>
  Date:   2016-10-12 (Wed, 12 Oct 2016)

  Changed paths:
    M docker/rundev.sh

  Log Message:
  -----------
  remove old hard link before attempting to link