- fix the 46 errors reported by the w3c html validator in appview.php?versionid=whatever
- fix the 97 errors reported by the w3c html validator in index.php
- don't use a full table for queued appdata but only one field in theapplication and version tables
- simplify the code in many places
- fixes some bugs with screenshots
- screenshot class has been reworked to remove need of appId
- screenshot class has been improved to send e-mails so that email handling can be removed from other scripts
- removed get_screenshot_img() function definition from bugs.php
- created include/screenshot.php which contains removed get_screenshot_img() function definition