Tests: Expose jQuery version select

Makes use of the extended urlConfig in QUnit 1.14

tests/unit/testsuite.js

@@ -57,6 +57,17 @@ QUnit.config.urlConfig.push({
 	tooltip: "Skip running JSHint, e.g. within TestSwarm, where Jenkins runs it already"
 });
 
+QUnit.config.urlConfig.push({
+	id: "jquery",
+	label: "jQuery version",
+	value: [
+		"1.6", "1.6.1", "1.6.2", "1.6.3", "1.6.4", "1.7", "1.7.1", "1.7.2",
+		"1.8.0", "1.8.1", "1.8.2", "1.8.3", "1.9.0", "1.9.1", "1.10.0",
+		"1.10.1", "1.10.2", "2.0.0", "2.0.1", "2.0.2", "2.0.3", "git"
+	],
+	tooltip: "Which jQuery Core version to test against"
+});
+
 jshintLoaded = false;
 TestHelpers.testJshint = function( module ) {
 	// Function.prototype.bind check is needed because JSHint doesn't work in ES3 browsers anymore