ppc patch queue for 2016-02-01 Currently accumulated patches for target-ppc, pseries machine type and related devices. * Cleanup of error handling code in spapr * A number of fixes for Macintosh devices for the benefit of MacOS 9 and X * Remove some abuses of the RTAS memory access functions in spapr * Fixes for the gdbstub (and monitor debug) for VMX and VSX extensions. * Fix pseries machine hotplug memory under TCG * Clean up and extend handling of multiple page sizes with 64-bit hash MMUs * Fix to the TCG implementation of mcrfs