bugfix: check attribute from instance, not class
do not append 'Configure Plugins' tree node if there are not installed plugins
custom view for all ntpservers
change message for pbi file wizard
do the right thing on install jail pbi form wizard
message for empty plugins list
name of the plugin to delete
Restart nginx when a plugin is installed.
working delete plugin in GUI (added confirmation dialog)
Path fix and make renaming jails work.