2.0.13-beta9

• Switch Windows x64 flavour to Qt 6 for its better HiDPI support
• Can change visual settings of plot elements (axes, title, legend) and save them in schema files
• Cursor panel can show and set offset inside element under cursor in Multirange caustic window
• An option added to the Point element to draw it as plane
• Table windows can be stored in schema file
• Calculate waist size and position in Caustic, MR-Caustic, MB-Caustic functions
• Calculate bounds of stability regions in Stability Map function
• Fix: 'Draw narrow version' checkbox was shown for elements which do not provide narrow view
• Fix: saved window geometry could make window shown out of screen bounds
• Fix: wrong context menu on the last element in elements table
• Fix: Beamsize Variation: axicon matrices were not recalculated during variaton