Fixed the semantic of timeout for socket.create_connection and
all the upper level libraries that use it, including urllib2.
Added and fixed some tests, and changed docs correspondingly.
Thanks to John J Lee for the patch and the pusing, :)
diff --git a/Doc/library/httplib.rst b/Doc/library/httplib.rst
index ce6222b..4c87d17 100644
--- a/Doc/library/httplib.rst
+++ b/Doc/library/httplib.rst
@@ -44,7 +44,7 @@
be raised if the status line can't be parsed as a valid HTTP/1.0 or 1.1
status line. If the optional *timeout* parameter is given, blocking
operations (like connection attempts) will timeout after that many seconds
- (if it is not given or ``None``, the global default timeout setting is used).
+ (if it is not given, the global default timeout setting is used).
For example, the following calls all create instances that connect to the server
at the same host and port::