[Feature request] Add label expression for calling the connection options itself (name, description, type, properties & etc.)

[startsevsa]

to show type, name, description or property of a connection.

Examples of application:

1. name the flow connection by the data it transfers, and show on the other view (were the connection maybe even not visible/shown) in the connected application component the input/output data (based on a connection info)
2. link application component with plateau (system state) and fill in the connection's properties done progress in %, status (created, deleted, in progress or etc.) for the application component in this linked stage. And then show the filled properties in the application component's label.