- Added "has proxy" in edge requirement for requiring that the incoming place has at least one proxy token
- Added OperatorApprove (OE), YesOption (IE), NoOption (IE), YesNoOptionsMessage (ToUi), and YesNoSelectedMessage (FromUi) events
- Added UUID messageId to ToUiMessage and relevantMessageId to FromUiMessage
  - Modified various contractors to support this change
- Added toUiMessageHandled method to UiClient and UiClientListener to alert client listeners when a message is handled by an external source (autonomy or a different client)