Fix state of queries not being saved
Fix custom timestamps not working

If a style declares an empty value for a setting, it is now explicitly
declared as nil
Reword preference
Apply values as string to avoid localization
Remove settings
Small UI touchup
Fix Command+W action not working
Reload tree group on save
Fix inserted nicknames not inheriting text field color
Small UI touchup
Fix preference being labelled incorrectly
Fix incorrect label
Fix incorrect condition for clearing watch list
Validate against the actual destination