Fix typo in pigoiod import

bennuttall · bennuttall · commit 8b81057f8b9a · 2016-06-05T13:00:24.000+01:00
diff --git a/gpiozero/devices.py b/gpiozero/devices.py
@@ -43,7 +43,7 @@
         pin_factory = RPIOPin
     except ImportError:
         try:
-            from .pins.pigipod import PiGPIOPin
+            from .pins.pigpiod import PiGPIOPin
             pin_factory = PiGPIOPin
         except ImportError:
             from .pins.native import NativePin
