Fix rigctl -W and --twiddle_timeout

doc/man1/rigctld.1

@@ -335,7 +335,7 @@ Set verbose mode, cumulative (see
 below).
 .
 .TP
-.BR \-X ", " \-\-twiddle = \fIseconds\fP
+.BR \-W ", " \-\-twiddle_timeout = \fIseconds\fP
 Enables timeout when VFO twiddling is detected.  Some functions will be ignored.
 .IP
 Should only be needed when controlling software should be "paused"

tests/rigctld.c

@@ -86,7 +86,7 @@
  * NB: do NOT use -W since it's reserved by POSIX.
  * TODO: add an option to read from a file
  */
-#define SHORT_OPTIONS "m:r:p:d:P:D:s:c:T:t:C:X:lLuovhVZ"
+#define SHORT_OPTIONS "m:r:p:d:P:D:s:c:T:t:C:W:lLuovhVZ"
 static struct option long_options[] =
 {
     {"model",           1, 0, 'm'},
@@ -277,7 +277,6 @@ int main(int argc, char *argv[])
         {
             break;
         }
-
         switch (c)
         {
         case 'h':