Align README and downgrade.sample with last additions

Author: LucaGallinari

README.md

@@ -36,6 +36,10 @@ You can use the following [sample](./downgrade.sample).
 - [CMS](./scripts/cms.sql)
 - [EE Tables](./scripts/ee.sql)
 - [Wishlist](./scripts/wishlist.sql)
+- [CatalogInventory](./scripts/cataloginventory.sql)
+- [Customer](./scripts/customer.sql)
+- [Quote](./scripts/quote.sql)
+- [Sales](./scripts/sales.sql)
 
 ## Similar package
 

downgrade.sample

@@ -5,3 +5,8 @@ mysql -u <user> -p<password> <database> < ./scripts/catalogrule.sql
 mysql -u <user> -p<password> <database> < ./scripts/salesrule.sql
 mysql -u <user> -p<password> <database> < ./scripts/category.sql
 mysql -u <user> -p<password> <database> < ./scripts/product.sql
+mysql -u <user> -p<password> <database> < ./scripts/cataloginventory.sql
+mysql -u <user> -p<password> <database> < ./scripts/customer.sql
+mysql -u <user> -p<password> <database> < ./scripts/quote.sql
+mysql -u <user> -p<password> <database> < ./scripts/sales.sql
+mysql -u <user> -p<password> <database> < ./scripts/wishlist.sql