Merge pull request #2195 from rmackay9/orig-fast-gyro-interupt

l3gd20: faster gyro interrupts

src/drivers/l3gd20/l3gd20.cpp

@@ -195,7 +195,7 @@ static const int ERROR = -1;
   This time reduction is enough to cope with worst case timing jitter
   due to other timers
  */
-#define L3GD20_TIMER_REDUCTION				200
+#define L3GD20_TIMER_REDUCTION				600
 
 extern "C" { __EXPORT int l3gd20_main(int argc, char *argv[]); }