Just released another update :D

• Added "select all" button when selling items
• Added option to hide movement arrows
• Added keyboard 1..5 shortcuts for casting spells
• Removed displaying pet screen when clicking on the pet in game
• Pressure plates can now be edited to select what triggers them (player/item/monster/pet)
• Ctrl+Z / Ctrl+Shift+Z / Ctrl+Y can be used for undo/redo in the editor