[mythtv] mythshutdown --safeshutdown

[David Matthews]

The -x/--safeshutdown argument to mythshutdown doesn't work in git head. 
  It's just a small typo so it doesn't seem worth creating a ticket for 
it but I will do if that would make things easier.

David

--- a/mythtv/programs/mythshutdown/main.cpp
+++ b/mythtv/programs/mythshutdown/main.cpp
@@ -803,7 +803,7 @@ int main(int argc, char **argv)
          res = getStatus((bool)(cmdline.toInt("status") == 1));
      else if (cmdline.toBool("setwakeup"))
          res = setWakeupTime(cmdline.toString("setwakeup"));
-    else if (cmdline.toBool("check"))
+    else if (cmdline.toBool("safeshutdown"))
      {
          res = checkOKShutdown(true);
          if (res == 0)