Helpers & Paths nodes as UI dropdown nodes

[andydandy74]

Not urgent, but would be nice eventually

• Helpers.AllJournalAPIMessageTypes
• Helpers.AllJournalCommandTypes
• Helpers.AllJournalLineTypes
• Helpers.AllJournalMouseEventTypes
• Helpers.AllJournalSystemInformationTypes
• Helpers.AllJournalTimeStampTypes
• Helpers.AllJournalUIEventTypes
• Helpers.AllLoadedModelEventTypes
• Paths.AllJournalDirectories
• Paths.AllKeyboardShortcutFiles