3.4.7
* #172 Fix bugs found in "avoid" offset after more testing (#177) Please see https://stackoverflow.com/a/64473806/3935156 for details on why there was so many inconsistencies in behaviour * validation added * #172 apply offset fix to dialogs (#178) * Full null reference exception (#180) * #172 apply offset fix to dialogs * Make more null safe, someone was experiencing a null reference exception * new version ready * nit: clean readme Co-authored-by: Benjamin Farquhar <bt.farquhar@gmail.com>