[MIGR] Migrate the crm_claim_rma to version 7.0: Split of the module in : - crm_rma_advance_location (extract the warehouse and location additions that the original module had) - crm_rma_lot_mass_return(extracted the mass return button to return products from serial) - crm_claim_ext(trash bin module where land all functions that I wasn't able to restore) Add module crm_rma_by_shop (new module that add the shop_id on claims and the according filter to work with) [IMP] Usability improvements to match v7.0 possibilities [IMP] Cleanup of the code, PEP8, community standards,...