Fix title removal to maintain text at top level

Author: sbader

jquery.pjax.js

@@ -611,7 +611,7 @@ function extractContainer(data, xhr, options) {
   // Clean up any <title> tags
   if (obj.contents) {
     // Remove any parent title elements
-    obj.contents = obj.contents.not('title')
+    obj.contents = obj.contents.not(function() { return $(this).is('title') })
 
     // Then scrub any titles from their descendents
     obj.contents.find('title').remove()

test/unit/pjax.js

@@ -35,6 +35,7 @@ if ($.support.pjax) {
 
     frame.$('#main').on('pjax:success', function() {
       equal(frame.$("#main > p").html().trim(), "Hello!")
+      equal(frame.$("#main").contents().eq(1).text().trim(), "How's it going?")
       start()
     })
     frame.$.pjax({

test/views/hello.erb

@@ -1,3 +1,4 @@
 <%= title 'Hello' %>
 <p>Hello!</p>
+How's it going?
 <script type="text/javascript">window.parent.iframeLoad(window)</script>