elofgren: USABILITY: Make it so that the "Save" button text changes to "Saving..." and the "Save & Publish" button changes to "Publish..." while the request is being sent to server. Requested here:

http://www.silverstripe.com/google-summer-of-code-forum/flat/1654?showPost=1730#post1730    
(merged from branches/gsoc)


git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@41870 467b73ca-7a2a-4603-9d3b-597d59a354a9

javascript/CMSMain_right.js

@@ -1,4 +1,5 @@
 function action_publish_right() {
+	$('Form_EditForm_action_publish').value = 'Publishing...';
 	var publish = true;
 	$('Form_EditForm').save(false, null, 'save', publish);
 }

javascript/LeftAndMain_right.js

@@ -294,6 +294,7 @@ CMSRightForm.applyTo('#Form_EditForm', 'right');
 
 function action_save_right() {
 	_AJAX_LOADING = true;
+	$('Form_EditForm_action_save').value = 'Saving...';
 	$('Form_EditForm').save(false);
 }