Solve all flake8 warnings (#163)

Whipper is now fully PEP8 compliant.
Revised version which includes all the changes suggested by Freso.

whipper/result/logger.py

@@ -131,7 +131,7 @@ class WhipperLogger(result.Logger):
                 accurateTracks = nonHTOA - self._accuratelyRipped
                 lines.append("%s Some tracks could not be verified as "
                              "accurate (%d/%d got no match)" % (
-                              arHeading, accurateTracks, nonHTOA))
+                                 arHeading, accurateTracks, nonHTOA))
             else:
                 lines.append("%s All tracks accurately ripped" % arHeading)
 

whipper/result/result.py

@@ -54,7 +54,7 @@ class TrackResult:
     """
     number = None
     filename = None
-    pregap = 0 # in frames
+    pregap = 0  # in frames
     pre_emphasis = None
 
     peak = 0.0
@@ -65,7 +65,7 @@ class TrackResult:
     copyduration = 0.0
     testcrc = None
     copycrc = None
-    accurip = False # whether it's in the database
+    accurip = False  # whether it's in the database
     ARCRC = None
     ARDBCRC = None
     ARDBConfidence = None