added ability to specify arbitrary roll/pitch/yaw translation for board mounting by alu.

this allows to mount FC vertically/upside down/etc easily.

git-svn-id: https://afrodevices.googlecode.com/svn/trunk/baseflight@445 7c89a4a9-59b9-e629-4cfe-3a2d53b20e61

src/main.c

@@ -49,6 +49,7 @@ int main(void)
     }
 
     adcInit(&adc_params);
+    initBoardAlignment();
 
     // We have these sensors; SENSORS_SET defined in board.h depending on hardware platform
     sensorsSet(SENSORS_SET);