Make remote socket address accessible

GitHub user captncraig opened a pull request:

https://github.com/apache/thrift/pull/255

Go Library - Make remote socket address accessible

In my server I would like to log the remote ip address of incoming connections. This patch makes the addr available on TSocket via an accessor, so my server implementation can read it and log it or do other things with it.

You can merge this pull request into a Git repository by running:

$ git pull https://github.com/captncraig/thrift addr

Alternatively you can review and apply these changes as the patch at:

https://github.com/apache/thrift/pull/255.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

This closes #255