[FIX] Correct price correction courtesy of richard_willowit #2983 #2985
Merge pull request #3160 from odoo-dev/8.0-wmspricecorr-jco

[FIX] Correct price correction courtesy of richard_willowit #2983 #2985
Merge branch '8.0' of https://github.com/odoo/odoo into 8.0-linux64