ninja flags, to control how parallel (default is all cores). version we build doesn't natively use the env variable, so we use it directly

add sdk version based on derivative darwin version, since sdk versions might differ now (11.0, 11.1, 11.*, or 11 are all the same, really)

add full version number to the framework path used by Qt5, so less potential version collisions should we make a universal bundle

remove related 36 packages
disable Accelerate compilation support (maybe it will work in the future)