Merge remote-tracking branch 'origin/maint-0.2.5'

changes/bug13124

@@ -0,0 +1,8 @@
+  o Minor bugfixes:
+    - Reduce the log severity of the "Pluggable transport proxy does
+      not provide any needed transports and will not be launched."
+      message, since Tor Browser includes several ClientTransportPlugin
+      lines in its torrc-defaults file, leading every Tor Browser user
+      who looks at her logs to see these notices and wonder if they're
+      dangerous. Resolves bug 13124; bugfix on 0.2.5.3-alpha.
+

src/or/config.c

@@ -4846,8 +4846,8 @@ parse_client_transport_line(const or_options_t *options,
 
   if (is_managed) { /* managed */
     if (!validate_only && is_useless_proxy) {
-      log_notice(LD_GENERAL, "Pluggable transport proxy (%s) does not provide "
-                 "any needed transports and will not be launched.", line);
+      log_info(LD_GENERAL, "Pluggable transport proxy (%s) does not provide "
+               "any needed transports and will not be launched.", line);
     }
 
     /* If we are not just validating, use the rest of the line as the