AMBARI-2342. Only password confirmation field is cleared when moving back from screen "Review" to screen "Customize Services" during the install. (Oleg Nechiporenko via yusaku)

git-svn-id: https://svn.apache.org/repos/asf/incubator/ambari/trunk@1491670 13f79535-47bb-0310-9956-ffa450edef68