[IMP] Migration to v7.0
[FIX] Allow stock manager to create/edit/delete location categories
[IMP] Tuning report stock query
[IMP] Tuning stock to date and adapt for OpenERP v7
[IMP] Fill dates in stock to date depending user preference
[IMP] Add input and output in stock to date
[IMP] Add company in report stock available
[IMP] Remove text yml in __openerp__.py
[I18N] Updated french translation
[IMP] Add warehouse_qty on group_by for report stock view
Merge branch '7.0' into 6.1
[IMP] Add and remove code for adapt in 6.1