Let curl follow redirects by default.

Turns out that the only responders that want to get the redirect
status codes themselves are the ones that already had a
redirect_status_ok() exception.

indra/newview/floatervoicelicense.cpp

@@ -103,7 +103,7 @@ class LLIamHereVoice : public LLHTTPClient::ResponderWithResult
 		};
 
 		/*virtual*/ AIHTTPTimeoutPolicy const& getHTTPTimeoutPolicy(void) const { return iamHereVoice_timeout; }
-		/*virtual*/ bool redirect_status_ok(void) const { return true; }
+		/*virtual*/ bool pass_redirect_status(void) const { return true; }
 		/*virtual*/ char const* getName(void) const { return "LLIamHereVoice"; }
 };