[[ UnicodifyScript ]] Updated object 'script' instance variable to MCStringRef.
[[ UnicodifyScript ]] Updated MCScriptPoint to tokenize UTF-8 and convert as appropriate.
Merge branch 'refactor-syntax_unicode_script' into refactor-syntax_unicode
[[ Unicodify ]] Corrected a couple of issues with setsbprop().
[[ Unicodify ]] Added basic (restricted) MCStringFormat implementation for unicode (you can format strings containing %s, %d and %@ - the latter being stringref).
[[ Unicodify ]] Updated setwindowname() to use new MCStringFormat capability.
[[ Unicodify ]] Added support for MCNameRef to '%@' specified in MCStringFormat.