[ADD] 7.0 'pos_order_pricelist_change'
[FIX] 'pos_order_pricelist_change' flake8;
[REF] 7.0 'pos_order_pricelist_change' minor change in __openerp__ description
[FIX] Add pot file
[FIX] incorrect name of the test file;
Merge pull request #4 from grap/7.0-pos_order_pricelist_change

[ADD] 7.0 'pos_order_pricelist_change'