Dev lazpaint v7.3 incoming

[circular17]

• fixes for high DPI
• binding keys (digits) to colors implementation of color association with keyboard digits #566
• compilation fix for newer FPC / LCL
• runtime fix for Qt Crash after image processing #529
• improve safety of Python scripts
• enable or disable preview in filter windows AddShow/Hide preview in filters windows to compare with and without the effect #554
• Turkish translation
• add hypocycloid in Render menu Add hypocycloid plugin #557
• increase maximum shape per layer Bug "Too many shapes in layer" after few text entries V 7.2.2 64bit on Linux MX #578
• auto-switch between selection tools
• fixed deformation grid error Unhandled exception! Cannot close active tool. Deformation Grid. #586
• fixed blank print error The print function does not work correctly #376
• adapt print UI on Linux Some issues related to the print form. #584
• fix selection with vertical text alignment
• fix euro symbol with AltGr Can not enter a text with '€' symbol #536
• add superformula layer Superformula plugin #563
• easy of use for beginners Ease of use/help for beginners #543
• aliasing option for shapes Aliasing option for shapes #111
• increase canvas size when pasting Feature request: Resize canvas when pasting a big image #577
• increase max shape count Bug "Too many shapes in layer" after few text entries V 7.2.2 64bit on Linux MX #578