Update Release 1.1.10

[Colibrico]

Release 1.11.0
New: Ruler
New: Mirroring effect
New: Glow effect
New: Blur effect
Wall shadow with blur effect
Short cuts for Undo, Redo, Help (F1), Reset scaling factor for program (ALT + R)
Use last style and theme selection
Optional background image
Start search with return key
Other minor improvements