QOM CPUState refactorings / X86CPU
* gdbstub coprocessor register count bugfix
* QOM instance_post_init infrastructure to override dynamic properties
* X86CPU HyperV preparations for CPU subclasses
# gpg: Signature made Fri 16 Aug 2013 11:49:02 AM CDT using RSA key ID
3E7E013F
# gpg: Can't check signature: public key not found
# By Eduardo Habkost (3) and others
# Via Andreas Färber
* afaerber/tags/qom-cpu-for-anthony:
cpus: Use cpu_is_stopped() efficiently
target-i386: Move hyperv_* static globals to X86CPU
qdev: Set globals in instance_post_init function
qom: Introduce instance_post_init hook
tests: Unit tests for qdev global properties handling
gdbstub: Fix gdb_register_coprocessor() register counting