Ui enhancements 2.0 (#31)

* canvas overhaul

* minor tweaks

* list mode for overview

* bugfixes + tweaks for editor 2.0

* minor tweaks

* more editor work

* refactor + new transitions

* use layout() where appropriate and cleanup

* mouse triple click + textEntry scroll ind

* cleanup

* cleanup + theme editor

* color rework + cleanup

* changes for deprecated ui methods

* can now use named colors

sys/modules/opus/fuzzy.lua

@@ -0,0 +1,21 @@
+-- Based on Squid's fuzzy search
+-- https://github.com/SquidDev-CC/artist/blob/vnext/artist/lib/match.lua
+--
+-- not very fuzzy anymore
+
+local SCORE_WEIGHT               = 1000
+local LEADING_LETTER_PENALTY     = -30
+local LEADING_LETTER_PENALTY_MAX = -90
+
+local _find = string.find
+local _max  = math.max
+
+return function(str, pattern)
+	local start = _find(str, pattern, 1, true)
+	if start then
+		-- All letters before the current one are considered leading, so add them to our penalty
+		return SCORE_WEIGHT
+			+ _max(LEADING_LETTER_PENALTY * (start - 1), LEADING_LETTER_PENALTY_MAX)
+			- (#str - #pattern)
+	end
+end