1.15.3.1 patch

• [Font load] Remove duplicate font_add calls.

Node

• [Vector Split] Node only displays visible output in the graph panel.

Bug

• [Animation Panel] Fix crash on duplicating keyframes.
• [Preference dialog] Fix the search box’s weird position.
• [PaletteBox widget] Fix the error when displaying an empty palette.
• [MatrixGrid widget] Fix value not applying.
• [Steam Workshop] Fix crash when uploading collection to Steam Workshop.
• [Rigidsim Object] Fix texture property reject surface array.
• [Pin] Fix the default node name appearing on graph panel (name will appear when renaming the node to anything other than “Pin”).
• [RGB combine] Fix output error when input is not a square.