[zanata/zanata-server] ad7263: feat(webhook): Add/Remove version webhook

[GitHub]

  Branch: refs/heads/ZNTA-1166-webhook
  Home:   https://github.com/zanata/zanata-server
  Commit: ad72631bf0122030cd609a971713dd024ee74b96
      https://github.com/zanata/zanata-server/commit/ad72631bf0122030cd609a971713dd024ee74b96
  Author: Alex Eng <aeng at redhat.com>
  Date:   2016-09-01 (Thu, 01 Sep 2016)

  Changed paths:
    M zanata-model/src/main/java/org/zanata/model/type/WebhookType.java
    M zanata-war/src/main/java/org/zanata/action/ProjectHome.java
    M zanata-war/src/main/java/org/zanata/action/VersionHome.java
    A zanata-war/src/main/java/org/zanata/webhook/events/VersionChangedEvent.java
    M zanata-war/src/main/resources/messages.properties

  Log Message:
  -----------
  feat(webhook): Add/Remove version webhook

https://zanata.atlassian.net/browse/ZNTA-1166