[zanata/zanata-client] 67f143: chore: upgrade to commons collections 4

[GitHub]

  Branch: refs/heads/commons-collections-4
  Home:   https://github.com/zanata/zanata-client
  Commit: 67f1431dea7385595a2025709f920bc40e4db407
      https://github.com/zanata/zanata-client/commit/67f1431dea7385595a2025709f920bc40e4db407
  Author: Sean Flanigan <sflaniga at redhat.com>
  Date:   2016-06-28 (Tue, 28 Jun 2016)

  Changed paths:
    M pom.xml
    M zanata-client-commands/pom.xml
    M zanata-client-commands/src/main/java/org/zanata/client/etag/ETagCache.java

  Log Message:
  -----------
  chore: upgrade to commons collections 4