izpack/izpack — pull request #178 by mtjandra (2014-03-20 20:15:22+00:00)
Title: [IZPACK-1068] Fix for NPE on MultiField

PR to address http://jira.codehaus.org/browse/IZPACK-1068
Installer should be able to continue installation when nothing selected for MultiField and attritbute allowEmptyValue is set to "true". Basically null check and ensure values grabbed from the panel has exists.