Ui enhancements 2.0 (#29)

* canvas overhaul

* editor 2.0

* more tweaks

* more editor work

* completions + refactor

* cleanup + editor additions

* cleanup + undo overhaul

* editor recent/peripherals/redo + cleanup

* editor path issues

* cleanup

* changes for deprecated ui methods - recolor milo - make turtle scripts run again - mob rancher improvements

* can now use named colors

milo/MiloLocal.lua

@@ -216,7 +216,7 @@ _G._syslog = function(...)
 end
 
 local s, m = pcall(function()
-	UI:pullEvents()
+	UI:start()
 end)
 
 turtle.setStatus('idle')