Add rt2800-usb and ath9k-htc drivers and usb-modeswitch package to almost all targets
Add sqm to x86 targets
multiprofile: revert 84c871d985b010f0c813c7c1438b41b3a02a8318 and gzip all x86 images
[multiprofile] Add x86-64 mptarget and 64 bits versions of VBox, KVM, VMware