STEP: add server EAP 6.0.1 GA into JBDS 7.0.0 Beta1
STEP: start a server
STEP: open it in MBean Explorer (Show In -> MBean Explorer)
STEP: disconnect EAP 6.0.1 GA connection in MBean Explorer, open servers view
STEP: try to open MBean Explorer again
ASSERT: Show In -> MBean Explorer is enabled and can be selected
FAIL: MBean Explorer is not opened after selecting Show In -> MBean Explorer
STEP: try to open MBean Explorer again
FAIL: Show In -> MBean Explorer is disabled