Issue #64 (session recorrected, ex_rate now gets data from adm_exchange_rates, totals fixed, ORDER_ changed to NOTE_)

Issue #64 (ex_rate now get from adm_exchange_rates,Totals fixed) new file: app/View/PurPurchases/ajax_update_ex_rate.ctp | app/View/SalSales/ajax_update_ex_rate.ctp | modified: app/Controller/PurPurchasesController.php | app/Controller/SalSalesController.php | app/View/PurPurchases/ajax_update_stock_modal.ctp | app/View/PurPurchases/save_invoice.ctp | app/View/PurPurchases/save_order.ctp | app/View/SalSales/ajax_list_controllers_inside.ctp | app/View/SalSales/save_invoice.ctp | app/View/SalSales/save_order.ctp | app/webroot/js/modules/PurPurchases.js | app/webroot/js/modules/SalSales.js

Issue #64 (ORDER_ changed to NOTE_ in sales) modified: app/Controller/SalSalesController.php | app/View/SalSales/index_order.ctp | app/View/SalSales/save_order.ctp | app/webroot/js/modules/SalSales.js
Merge pull request #65 from bittion/feature/iss64

Issue #64 (session recorrected, ex_rate now gets data from adm_exchange_... Fixes #64