Release v2.9.1

v2.9.1 -> Oct 11, 2018

-New Added top rated, best selling, latest, featured product and featured vendor REST API
-Fix Assign all product to a single vendor while using bulk edit in the product page
-Fix Handle dokan order when order created from backend via Admin
-Fix Sales total count error fixed
-Fix Show sub order while searching order from backend order listing page
-Fix Fix plugin activation error