exports/global: Do not attach global variables for most CommonJS environments

For CommonJS environments where the global already has a document, it is expected
that if a global is needed, the user can attach the global.

Fixes #14645.

src/exports/global.js

 define([
-	"../core"
-], function( jQuery ) {
+	"../core",
+	"../var/strundefined"
+], function( jQuery, strundefined ) {
 
 var
 	// Map over jQuery in case of overwrite
@@ -24,6 +25,8 @@ jQuery.noConflict = function( deep ) {
 // Expose jQuery and $ identifiers, even in
 // AMD (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
 // and CommonJS for browser emulators (#13566)
-window.jQuery = window.$ = jQuery;
+if ( typeof noGlobal === strundefined ) {
+	window.jQuery = window.$ = jQuery;
+}
 
 });

src/intro.js

@@ -23,7 +23,7 @@
 		// e.g. var jQuery = require("jquery")(window);
 		// See ticket #14549 for more info
 		module.exports = global.document ?
-			factory( global ) :
+			factory( global, true ) :
 			function( w ) {
 				if ( !w.document ) {
 					throw new Error( "jQuery requires a window with a document" );
@@ -35,7 +35,7 @@
 	}
 
 // Pass this, window may not be defined yet
-}(this, function( window ) {
+}(this, function( window, noGlobal ) {
 
 // Can't do this because several apps including ASP.NET trace
 // the stack via arguments.caller.callee and Firefox dies if