[zanata/zanata-server] bbaa5a: rhbz1211849 - only validate slug when it changed

[GitHub]

  Branch: refs/heads/rhbz1211849-change-slug
  Home:   https://github.com/zanata/zanata-server
  Commit: bbaa5a9ef11846c88656395a047996a64c6f3767
      https://github.com/zanata/zanata-server/commit/bbaa5a9ef11846c88656395a047996a64c6f3767
  Author: Patrick Huang <pahuang at redhat.com>
  Date:   2015-05-12 (Tue, 12 May 2015)

  Changed paths:
    M zanata-war/src/main/java/org/zanata/action/ProjectHome.java
    M zanata-war/src/main/java/org/zanata/action/VersionHome.java

  Log Message:
  -----------
  rhbz1211849 - only validate slug when it changed