couple of small edits to let messaging stop complaining

pyogp/lib/base/message/net.py

@@ -6,5 +6,5 @@ def send_packet(socket, send_buffer, size, ip_addr, port):
     pass
 
 #returns message and size, or None if error
-def receive_packet(socket)
+def receive_packet(socket):
     pass

pyogp/lib/base/message/packet.py

@@ -1,5 +1,5 @@
-from pyogp.lib.base.data_unpacker import DataUnpacker
-from pyogp.lib.base.message_types import MsgHeader, MsgType
+from pyogp.lib.base.message.data_unpacker import DataUnpacker
+from pyogp.lib.base.message.message_types import MsgHeader, MsgType
 
 class Packet(object):
     def __init__(self, sock, packet_buffer, buffer_length, **kwds):