Stored procedure helpers. Order repo and model. More SQLService updates.

* A generic stored procedure helper added, and support for calling them.
* Order and OrderItem tables added, including helpers and calls to SP for creation and updates.
* Minor updates to other repositories.

pyjeeves/repositories/company.py

@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 
 from pyjeeves.models.raw import Company as CompanyModel, Customer as CustomerModel
+from pyjeeves.models import db
 from sqlalchemy.sql.expression import and_
 
 from pyjeeves import logging
@@ -14,18 +15,18 @@ class Company():
     @staticmethod
     def get(ftg_nr):
         """ Query an article by number """
-        return CompanyModel.query.filter_by(
+        return db.raw.query(CompanyModel).filter_by(
             FtgNr=ftg_nr
         ).one()
 
     @staticmethod
     def get_all_active_customers():
-        cust = CustomerModel.query.filter(and_(CustomerModel.Makulerad == 0)).all()
+        cust = db.raw.query(CustomerModel).filter(and_(CustomerModel.Makulerad == 0)).all()
         return [c.CompanyModel for c in cust]
 
     @staticmethod
     def get_list(ftg_nr=[]):
-        return CompanyModel.query.filter(
+        return db.raw.query(CompanyModel).filter(
             CompanyModel.FtgNr.in_(ftg_nr)
         ).all()