Fix and enable graphite

Remove check for PPL, this gives a error with graphite

Signed-off-by: Paul Beeler <sparksco@gmail.com>

enable graphite in all supported targets and reduce number of default cores:

-Some small cleanups.  time doesn't work
-Newer changes increase build time and more resources used so reduce cores to 8 (feel free to edit accordingly to your pc)

Signed-off-by: Paul Beeler <sparksco@gmail.com>