[IMP] point_of_sale: add product variants in reporting

Closes #1322
[FIX] tour.js: wait must be used for the current step instead of the previous step. Remove setimeout delay for activate the element.
Merge pull request #1336 from odoo-dev/master-fix-tour-wait-chm

[FIX] tour.js: wait must be used for the current step instead of the previous step. Remove setimeout delay for activate the element.
[IMP]warehouse:add if condition and corect field add in domain
Merge branch 'master-warehouse-configuration-issue-avo' of https://github.com/odoo-dev/odoo into master-warehouse-configuration-issue-avo