Show labels next to favourite widget icons in toolbr

See merge request ArmarX/ArmarXGui!71

New example can be found at ArmarXGui/applications/RemoteGuiExample

This adheres now to Core issue 23

see: https://stackoverflow.com/questions/46114214/lambda-implicit-capture-fails-with-variable-declared-from-structured-binding
or
https://stackoverflow.com/questions/50799719/reference-to-local-binding-declared-in-enclosing-function?noredirect=1&lq=1

fixing editor file opener config for vs code

See merge request ArmarX/ArmarXGui!69

Added hasValueChanged method to Vector3Widget

See merge request ArmarX/ArmarXGui!68

refactor statechart interface

See merge request ArmarX/ArmarXGui!67

- Related issue #92

fix: ScenarioManager: applicationinstance c'tor first arg should be executable name and not pretty name