Describe tor-resolve defaults. Bug 2364.

changes/bug2364

@@ -0,0 +1,4 @@
+  o Documentation
+    - Document the default socks host and port (127.0.0.1:9050) for
+      tor-resolve.
+

doc/tor-resolve.1.txt

@@ -19,6 +19,10 @@ DESCRIPTION
 **tor-resolve** is a simple script to connect to a SOCKS proxy that knows about
 the SOCKS RESOLVE command, hand it a hostname, and return an IP address.
 
+By default, **tor-resolve** uses the Tor server running on 127.0.0.1 on SOCKS
+port 9050.  If this isn't what you want, you should specify an explicit
+__sockshost__ and/or __socksport__ on the command line.
+
 OPTIONS
 -------
 **-v**::
@@ -42,4 +46,4 @@ See doc/socks-extensions.txt in the Tor package for protocol details.
 
 AUTHORS
 -------
-Roger Dingledine <arma@mit.edu>, Nick Mathewson <nickm@alum.mit.edu>.
+Roger Dingledine <arma@mit.edu>, Nick Mathewson <nickm@alum.mit.edu>.