Ensuring $.parseHTML always preserves the content of nodes

This was not always the case in IE11

Author: fabiospampinato

src/core/parse_html.js

@@ -2,6 +2,8 @@
 // @require ./cash.js
 // @require ./variables.js
 // @require ./type_checking.js
+// @require collection/get.js
+// @require manipulation/detach.js
 
 let fragment;
 
@@ -17,7 +19,7 @@ function parseHTML ( html ) { //FIXME: `<tr></tr>` can't be parsed with this
   initFragment ();
   if ( !isString ( html ) ) html = '';
   fragment.body.innerHTML = html;
-  return slice.call ( fragment.body.childNodes );
+  return $(fragment.body.childNodes).detach ().get ();
 }
 
 cash.parseHTML = parseHTML;

test/index.js

@@ -835,6 +835,10 @@ QUnit.test( "$.matches", function( assert ) {
 
 QUnit.test( "$.parseHTML", function( assert ) {
   assert.equal($.parseHTML('<a></a>')[0].outerHTML, '<a></a>' , "$.parseHTML Passed!" );
+
+  var span = $('<span>CONTENT</span>');
+  $('<div></div>');
+  assert.equal(span.html(),'CONTENT', '$.parseHTML doesn\'t overwrite the content');
 });
 
 QUnit.test( "$.prefixedProp", function( assert ) {