Outside fields bug fix

Resolves #461
In non-IE browsers outside fields are already included in elements
attribute of form, so there is no need to add outside fields again.
Courtesy of @FinesseRus

src/jquery.form.js

@@ -1002,7 +1002,8 @@
 		}
 
 		// #386; account for inputs outside the form which use the 'form' attribute
-		if ( formId ) {
+		// FinesseRus: in non-IE browsers outside fields are already included in form.elements.
+		if (formId && (semantic || /(Edge|Trident)\//.test(navigator.userAgent))) {
 			els2 = $(':input[form="' + formId + '"]').get(); // hat tip @thet
 			if ( els2.length ) {
 				els = (els || []).concat(els2);

test/test.html

@@ -89,6 +89,12 @@
 				<option selected="selected">MISSING_ATTR</option>
 			</select>
 		</div></form>
+
+		<!-- form8, outside fields -->
+		<form id="form8">
+			<input type="text" name="insideForm">
+		</form>
+		<input type="text" name="outsideForm" form="form8">
 	</div>
 
 

test/test.js

@@ -68,4 +68,9 @@ describe('form', function() {
 			assert.strictEqual(a[i].value, expected[i].value, 'Value: ' + a[i].value + ' = ' + expected[i].value);
 		}
 	});
+
+	it('formToArray: outside fields', function() {
+		var formData = $('#form8').formToArray();
+		assert.strictEqual(formData.length, 2, 'There are two "successful" elements of the form');
+	});
 });