bitcoin/bitcoin — pull request #1760 by Diapolo (2012-08-30 21:00:30+00:00)
Title: implement proxy server connection-test on client startup

- add ConnectionTest() to netbase.h to do a connection-test for a present
-proxy address on client init and warn on failure

This is informing users about a failure to connect to a supplied proxy, current timeout is 1sec, which we can discuss.

Fixes: #763