PEP8 cleanup of the entire codebase. Unchanged are many cases of too-long lines, partly because of the rewrite they would require but also because splitting many lines up would make the code harder to read. Also the third-party libraries (idmapper, prettytable etc) were not cleaned.

src/server/portal/mccp.py

@@ -20,12 +20,14 @@ import zlib
 MCCP = chr(86)
 FLUSH = zlib.Z_SYNC_FLUSH
 
+
 def mccp_compress(protocol, data):
     "Handles zlib compression, if applicable"
     if hasattr(protocol, 'zlib'):
         return protocol.zlib.compress(data) + protocol.zlib.flush(FLUSH)
     return data
 
+
 class Mccp(object):
     """
     Implements the MCCP protocol. Add this to a