[zanata/zanata-server] 9a4149: chore(travis): use egrep to reduce logging

[GitHub]

  Branch: refs/heads/travis-docker-cache
  Home:   https://github.com/zanata/zanata-server
  Commit: 9a41499370cf18a95f6b2a581a639b3608b48d5a
      https://github.com/zanata/zanata-server/commit/9a41499370cf18a95f6b2a581a639b3608b48d5a
  Author: Sean Flanigan <sflaniga at redhat.com>
  Date:   2015-09-01 (Tue, 01 Sep 2015)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  chore(travis): use egrep to reduce logging