exoplatform/ecms — pull request #514 by tanhaquang (2013-10-21 02:12:34+00:00)
Title: ECMS-5749: The layout of Site Explorer will be broken when contains a crash file

Link issue: https://jira.exoplatform.org/browse/ECMS-5749
Fix description: Not allow to display "Delete" button if current node is mandatory of parent node.