Added support for array[int|num].splice testing
Added support for array[int|num].splice testing

Alas, there's still a lot of breakage, so still work in progress

b2gills/roast,skids/roast,dankogai/roast,niner/roast,laben/roast,bitrauser/roast,zostay/roast,perl6/roast,dogbert17/roast,niner/roast,dankogai/roast,skids/roast,dogbert17/roast,zostay/roast,cygx/roast,skids/roast,zostay/roast,bitrauser/roast,laben/roast,cygx/roast,b2gills/roast,b2gills/roast,cygx/roast,niner/roast,dankogai/roast,laben/roast