 * Fix sql in system update concerning products and productcategories ( gave productcategories' tabledef a specific uuid and a prefix ).
 * Fix sql in system update concerning products and productcategories ( gave productcategories' tabledef a specific uuid and a prefix ).

git-svn-id: a567618c89aebaa161c3a71035153d9c5e7732cc@650 66a7d52b-23fa-0310-b706-d52274950f5d

weex/phpBMS,weex/phpBMS