[zanata/zanata-server] dabdd4: Update to GWT 2.8.0-SNAPSHOT

[GitHub]

  Branch: refs/heads/gwt28
  Home:   https://github.com/zanata/zanata-server
  Commit: dabdd45866b62c469287782740e8329700b6b82d
      https://github.com/zanata/zanata-server/commit/dabdd45866b62c469287782740e8329700b6b82d
  Author: Sean Flanigan <sflaniga at redhat.com>
  Date:   2015-10-01 (Thu, 01 Oct 2015)

  Changed paths:
    M pom.xml

  Log Message:
  -----------
  Update to GWT 2.8.0-SNAPSHOT