Bug fixes

Drupal 6 development branch.

• fixed pager query
• added check to prevent suspending self
• streamlined table copy functions to support only default schema data
• fixed install error for pgsql db

Fix menus from mangled release

- Added preview size which is displayed when editing a node
- Fixed issue with IE 7 invalidating png's due to the mime being image/x-png, no validating based on extension
- Supports radios
- 'Preloading' Images
- Utilizing imagecache functionality

* small fixes

- Fixed menus