Clean up Atmel Studio integration Python script according to PEP8 rules.

LUFA/StudioIntegration/VSIX/generate_caches.py

@@ -11,7 +11,7 @@ sys.path.append("ProjectGenerator")
 
 
 def show_message(message):
-	print "[Project Generator] %s" % message
+    print("[Project Generator] %s" % message)
     sys.stdout.flush()
 
 
@@ -19,7 +19,7 @@ def main(lufa_root_path):
     try:
         from asf_avrstudio5_interface import PythonFacade
     except ImportError:
-		print "Fatal Error: The ASF project generator is missing."
+        print("Fatal Error: The ASF project generator is missing.")
         return 1
 
     p = PythonFacade(lufa_root_path)