Add some Marco to separate the x86-qemu and x86-qemu-vmm apart
Change the Marco to POK_NEEDS_X86_VMM to uniform
Modify the Makefile to fix the distclean
Delete protocols.lo
Delete interrupt_prologue.o
Merge pull request #1 from HuaiYuSched/master

Separate POK BSPs x86-qemu and x86-qemu-vmm