[zanata/zanata-server] 20d2fa: Use ImmutableList for event

[GitHub]

  Branch: refs/heads/refactor-trans-update
  Home:   https://github.com/zanata/zanata-server
  Commit: 20d2fa70be835ad72df1dadba18a9b2d93703ac2
      https://github.com/zanata/zanata-server/commit/20d2fa70be835ad72df1dadba18a9b2d93703ac2
  Author: Alex Eng <aeng at redhat.com>
  Date:   2016-04-15 (Fri, 15 Apr 2016)

  Changed paths:
    A zanata-war/src/main/java/org/zanata/events/DocumentLocaleKey.java
    M zanata-war/src/main/java/org/zanata/events/TextFlowTargetStateEvent.java
    M zanata-war/src/main/java/org/zanata/service/impl/ActivityServiceImpl.java
    M zanata-war/src/main/java/org/zanata/service/impl/CopyTransWorkFactory.java
    M zanata-war/src/main/java/org/zanata/service/impl/MergeTranslationsServiceImpl.java
    M zanata-war/src/main/java/org/zanata/service/impl/TranslationServiceImpl.java
    M zanata-war/src/test/java/org/zanata/service/impl/ActivityServiceImplTest.java
    M zanata-war/src/test/java/org/zanata/service/impl/TranslationUpdatedManagerTest.java

  Log Message:
  -----------
  Use ImmutableList for event