Upload and Work Details changes

* Add a few more fields for display on Work Details. To help with testing.
* Fix delete code when uploading.
* Fix bug of requestor not working on snowy. Looks to be an incorrect path in the javascript to get the user list.
* Fix bug where Device and Software not being correctly set when the page is added. This occurred because the workflow was altered.
* Changed preserveInAmber to only set the values for the files once. No need to keep resetting fields that cannot change once they are originally set. 
* Change the Check Items to perform an Ajax Submit of the changes to Part and Files.