Moved cpu_arch helper
Moved cpu_arch helper

johnsca/jujubigdata,andrewdmcleod/jujubigdata,ktsakalozos/jujubigdata,juju-solutions/jujubigdata,juju-solutions/jujubigdata,ktsakalozos/jujubigdata,johnsca/jujubigdata,ktsakalozos/jujubigdata-dev,andrewdmcleod/jujubigdata,tsakas/jujubigdata,ktsakalozos/jujubigdata-dev,tsakas/jujubigdata