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/llviewermedia.cpp

@@ -304,7 +304,6 @@ public:
 	LLViewerMediaWebProfileResponder(std::string host) : mHost(host) { }
 	~LLViewerMediaWebProfileResponder() { }
 
-	/*virtual*/ bool followRedir(void) const { return true; }
 	/*virtual*/ bool needsHeaders(void) const { return true; }
 
 	/*virtual*/ void completedHeaders(U32 status, std::string const& reason, AIHTTPReceivedHeaders const& headers)