(RTM-7628) Purchase and return of same item in same receipt 

When a return and a purchase are created in same sale view and user cancels one of them the other is continued and user can proceed to finish it. 

(RTM-7628) Showing bonus after toggling 

Bonus is always showing in sales view, even after user has done a toggel/update in member info page

(RTM-7845) Weigh items in return 

When searching for a weight item and choosing to return it, kg/gram is presented in view for choosing the weight to return.

(RTM-7940) Special items error handling 

The error handling for special items is done by showing pop up with message telling user why the special item should be handled in a certain way.