[libvirt] ESX [06/12]: Add x86_64 detection based on the CPUID

* src/esx/esx_driver.c: add esxSupportsLongMode() and update esxCapsInit() * src/esx/esx_vi.[ch]: Add AnyType handling for lists * src/esx/esx_vi_types.c: bind VI type HostCpuIdInfo