Address some a11y issues in download link template

Generally the default templates for product options should _really_ use
fieldsets.
Fix validation error in group product view

Width attribute should not be used on table cols.
Add missing class list separator to download links
Add a11y label to spam reducing text field for contacts
Prep for upgrading to Magento core 1.9

Removed integrated changes. Added new tinyMCE patch.
Remove Zend directory from modman file
Fix saving audit with empty purchases assoc (full backorder)

This problem occurs if the qty indexes get out-of-sync or a product
allows backorders and all on-hand inventory is gone.
Fix missing AI definition on backorder table.
Fix inventory qty numbers for audits from invoice/credit memo

* Follow the same logic found in CatalogInventory module for returning
stock.
* Invoiced qty should follow similar logic for dummy items that _can_ be
under audit (ex: configurable audit item)
Integrate changes from upstream to order service model override

ocale qty and locking ship status for dummy cm items.