some pep8 fixes

Arduino/__init__.py

@@ -1,4 +1 @@
-#!/usr/bin/env python
-
-
-from arduino import Arduino, Shrimp
+from .arduino import Arduino, Shrimp

Arduino/arduino.py

@@ -375,7 +375,7 @@ class Arduino(object):
 
     def shiftOut(self, dataPin, clockPin, pinOrder, value):
         """
-        Shift a byte out on the datapin using Arduino's shiftOut().
+        Shift a byte out on the datapin using Arduino's shiftOut()
 
         Input:
             dataPin (int): pin for data

examples.py

@@ -37,7 +37,7 @@ def softBlink(led_pin, baud, port=""):
 def adjustBrightness(pot_pin, led_pin, baud, port=""):
     """
     Adjusts brightness of an LED using a
-    potentiometer
+    potentiometer.
     """
     board = Arduino(baud, port=port)
     while True:

setup.py

@@ -4,7 +4,7 @@ setup(name='arduino-python',
       version='0.2',
       install_requires=['pyserial >= 2.6'],
       description="A light-weight Python library that provides a serial \
-      bridge for communicating with Arduino microcontroller boards",
+      bridge for communicating with Arduino microcontroller boards.",
       author='Tristan Hearn',
       author_email='tristanhearn@gmail.com',
       url='https://github.com/thearn/Python-Arduino-Command-API',