Remove unnecessary columns for List Pane

Merge branch 'remove-unnecessary-columns-in-list-pane'
Update Stock on Sales/Purchases

Merge branch 'develop'
Merge branch 'develop' into sale-purchase-summary
Finalize User Interface
Impl init()
Impl "OK"
Impl "Make Transaction"
Allow to make transaction on Sale Summary

Merge branch 'sale-purchase-summary' into develop