OPAL-1601: Use DisclosurePanel for generic error message
OPAL-1601: show the error message...
OPAL-1601: removnig unecessary field morePanel
Merge pull request #54 from emorency/master

OPAL-1601: Use DisclosurePanel instead of custom one...
OPAL-1615: Preselect /home/user/export for export folder
Merge pull request #55 from emorency/master

OPAL-1601: Preselect /home/<user>/export folder when exporting
OPAL-1618: Do not drop table index if ES is not enabled.
Merge pull request #56 from emorency/master

OPAL-1618: NPE when removing a table when ES is stopped fixed
OPAL-1610 - bug fix when deleting namespaces