* qemud/remote.c, qemud/remote_protocol.x, src/driver.h,
          src/internal.h, src/libvirt.c, src/libvirt_sym.version,
          src/qemu_driver.c, src/remote_internal.c, src/test.c:
          Add a private interface so that libvirt.c coordination
          functions can detect the availability of features in
          underlying drivers, using the VIR_DRV_SUPPORTS_FEATURE
          macro.

	* include/libvirt/libvirt.h.in, src/libvirt.c: (and numerous
	  other files) Added support for virConnectGetHostname
	  and virConnectGetURI calls.

	* qemud/remote.c, qemud/remote_protocol.x, src/remote_internal.c:
	  Add support for setting scheduler parameters over remote
	  connections.

	* qemud/remote.c, qemud/remote_generate_stubs.pl,
	  qemud/remote_dispatch_localvars.h,
	  qemud/remote_dispatch_proc_switch.h,
	  qemud/remote_dispatch_prototypes.h: Server side of
	  the remote patch, deals with call dispatch.