Daemonize changes pulled in -- daemon builds

many RPC functions added by the daemonize changes
(and related changes on the upstream dev branch that were not merged)
were commented out (apart from return).  Other than that, this *should*
work...at any rate, it builds, and that's something.

src/daemonizer/windows_service.h

@@ -0,0 +1,36 @@
+#pragma once
+
+#ifdef WIN32
+
+#undef UNICODE
+#undef _UNICODE
+
+#include <string>
+#include <windows.h>
+
+namespace windows
+{
+  bool check_admin(bool & result);
+
+  bool ensure_admin(
+      std::string const & arguments
+    );
+
+  bool install_service(
+      std::string const & service_name
+    , std::string const & arguments
+    );
+
+  bool uninstall_service(
+      std::string const & service_name
+    );
+
+  bool start_service(
+      std::string const & service_name
+    );
+
+  bool stop_service(
+      std::string const & service_name
+    );
+}
+#endif