v 4.2.3

This is just a maintenance release

Added

• Switch button in polar diagrams to select last recently used polar variables

Fixed

• Optimization: New case polar generation
• Optimization: Display of design airfoils
• Optimization: Disabled widgets during run
• Jumping polar diagram after menu selection
• QFileDialog crashes app
• Update PYQT6 version to 6.10.1
• Refresh combo box items when open list