[zanata/zanata-server] 06c3c7: reduce logging and fix potential NPE

[GitHub]

  Branch: refs/heads/small-fix
  Home:   https://github.com/zanata/zanata-server
  Commit: 06c3c79bbbeb653d115c745e66cc91e62c32b57d
      https://github.com/zanata/zanata-server/commit/06c3c79bbbeb653d115c745e66cc91e62c32b57d
  Author: Patrick Huang <pahuang at redhat.com>
  Date:   2014-03-17 (Mon, 17 Mar 2014)

  Changed paths:
    M zanata-war/src/main/java/org/zanata/action/AuthenticationEvents.java
    M zanata-war/src/main/java/org/zanata/rest/service/TranslatedDocResourceService.java

  Log Message:
  -----------
  reduce logging and fix potential NPE