Slight change to the gpio program to fix SPI buffer size when loading

the module.
Typo in gpio man page
Bug fixed in board revision detection (which would never happen
anyway, however)

gpio/gpio.c

@@ -42,7 +42,7 @@ extern int wiringPiDebug ;
 #  define	FALSE	(1==2)
 #endif
 
-#define	VERSION	"1.11"
+#define	VERSION	"1.12"
 
 static int wpMode ;
 
@@ -152,7 +152,7 @@ static void doLoad (int argc, char *argv [])
     file1  = "/dev/spidev0.0" ;
     file2  = "/dev/spidev0.1" ;
     if (argc == 4)
-      sprintf (args1, " bufsize=%d", atoi (argv [3]) * 1024) ;
+      sprintf (args1, " bufsiz=%d", atoi (argv [3]) * 1024) ;
     else if (argc > 4)
       _doLoadUsage (argv) ;
   }