Remove "uri" module.

The deprecation warning was broken, so clearly no one is using this thing.

lib/uri.js

@@ -1,5 +0,0 @@
-process.stdio.writeError("\nWARNING: uri module is deprecated. Please use require(\"url\") instead.\n");
-
-exports.decode = exports.parse = exports.format = exports.resolveObject = exports.resolve = function () {
-  throw new Error("uri module is deprecated. Please use require(\"url\") instead.");
-};

src/node.cc

@@ -1861,7 +1861,6 @@ static Handle<Value> Binding(const Arguments& args) {
       exports->Set(String::New("readline"),     String::New(native_readline));
       exports->Set(String::New("sys"),          String::New(native_sys));
       exports->Set(String::New("tcp"),          String::New(native_tcp));
-      exports->Set(String::New("uri"),          String::New(native_uri));
       exports->Set(String::New("url"),          String::New(native_url));
       exports->Set(String::New("utils"),        String::New(native_utils));
       exports->Set(String::New("path"),         String::New(native_path));