Reformat offlineimap/folder/Maildir.py

Add some spaces, remove lines,... now format is better (lintian).

offlineimap/folder/Maildir.py

@@ -22,6 +22,7 @@ import os
 import six
 from sys import exc_info
 from threading import Lock
+
 try:
     from hashlib import md5
 except ImportError:
@@ -30,7 +31,6 @@ except ImportError:
 from offlineimap import OfflineImapError, emailutil
 from .Base import BaseFolder
 
-
 # Find the UID in a message filename
 re_uidmatch = re.compile(',U=(\d+)')
 # Find a numeric timestamp in a string (filename prefix)
@@ -246,7 +246,6 @@ class MaildirFolder(BaseFolder):
                 return True
         return False  # Nope, nothing changed.
 
-
     # Interface from BaseFolder
     def msglist_item_initializer(self, uid):
         return {'flags': set(), 'filename': '/no-dir/no-such-file/'}
@@ -291,7 +290,6 @@ class MaildirFolder(BaseFolder):
                      uid, self._foldermd5, self.infosep, ''.join(sorted(flags)))
         return uniq_name.replace(os.path.sep, self.sep_subst)
 
-
     def save_to_tmp_file(self, filename, content):
         """Saves given content to the named temporary file in the
         'tmp' subdirectory of $CWD.
@@ -339,7 +337,6 @@ class MaildirFolder(BaseFolder):
 
         return tmpname
 
-
     # Interface from BaseFolder
     def savemessage(self, uid, content, flags, rtime):
         """Writes a new message, with the specified uid.