[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.
[HR] clean model in a changes the hr_applicant model in add the _content_serach method and hr_contract models in add the xml id on the serach