[EJC2017][PREREG] Amount collum at shopping cart

Link to screen:
https://scontent-ams3-1.xx.fbcdn.net/v/t31.0-8/16722442_171659486661347_2219370860078145692_o.jpg?oh=d314bcd97717f9d08bd625b1a96366d0&oe=593BBDAA

This page has column Amount, but it doesn't combines two same products.
2 possible solutions:
a) remove column
b) combining them