pseries: Update SLOF firmware image to 20141202

The changelog is:
  > version: update to 20141202
  > ipv4: Fix send packet across a subnet
  > pci: scan only type 0 and type 1
  > usb-xhci: support xhci extended capabilities
  > Fix term-io-key to also work when stdin has not been set yet
  > net-snk: llfw startup is using the wrong offset to handler
  > net-snk: Make call_client_interface() a bit more ABI compliant
  > net-snk: Remove custom printf version
  > net-snk: Sanitize our .lds file
  > net-snk: Avoid type clash for stdin & stdout
  > net-snk: use socket descriptor in the network stack
  > net-snk: Remove printk() in favor of printf()
  > net-snk: Remove redundant prototypes
  > net-snk: Remove unused timer functions
  > net-snk: Remove some unused PCI functions
  > net-snk: Remove module system
  > net-snk: Remove insmod/rmmod
  > net-snk: Remove snk_kernel_interface and related definitions
  > net-snk: Remove pci/vio_config gunk
  > js2x: Fix build
  > net-snk: Remoe some now unused "kernel" functions
  > rtas: Improve error handling in instantiate-rtas
  > version: update to 20140827
  > Add private HCALL to inform updated RTAS base and entry
  > xhci: fix port assignment

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Alexander Graf <agraf@suse.de>

pc-bios/README

@@ -17,7 +17,7 @@
 - SLOF (Slimline Open Firmware) is a free IEEE 1275 Open Firmware
   implementation for certain IBM POWER hardware.  The sources are at
   https://github.com/aik/SLOF, and the image currently in qemu is
-  built from git tag qemu-slof-20140630.
+  built from git tag qemu-slof-20141202.
 
 - sgabios (the Serial Graphics Adapter option ROM) provides a means for
   legacy x86 software to communicate with an attached serial console as

roms/SLOF

@@ -1 +1 @@
-Subproject commit f284ab3f03ae69a20e1ae966f6ddf76da33cbf72
+Subproject commit a70dbda2e21f6e438b3617c44ff180c3418dc30f