Added dashboard link to megamenu
PIMS-2683 On session timeout, user should not be redirected to URL for a POST request
PIMS-2676 NullPointerException: Cannot get property 'request' on null object
Allow user to export stock levels for a product (need to commit the UI changes separately)
PIMS-2435 can not download letter in a shipment, pririty MUST
Minor UI improvements
PIMS-2693 Tags don't save when create new product
Major UI changes to the edit product page
Fixed bug with file uploading to products
Fixed bug with scaling images
Initial commit that fixes a few issues with the picklist (PIMS-2592, PIMS-2638, PIMS-2715, PIMS-2716)