TICuare v0.8.0 - Sprites everywhere

• updated to last changes in TIC-80 v0.23.0
• added possibility to make an element's borders from sprites = .border.sprites, .border.key
• added possibility to make an element's backgrounds from sprites = .tiled with attributes sprites, key, scale, rotate, flip, w, h (width, height for multi sprite)
• renamed .icon.measure > .icon.scale
• replaced .icon.extent for .icon.w and .icon.h
• replaced .text.gap, .text.height by .text.space.x, .text.space.y (has effect if .text.font is true )
• added attribute .text.scale
• when color or sprite defined in table of colors or sprites is set to nil, then it is transparent in given state
• events functions have a reference to the element as first argument