Update v15.06.08

Functionalities

• Complete update of Sales Module 

• Improve Convert lead in CRM Module

• Added Search option in Stock report in Inventory Module

• Added option to change the customer in issued invoices 

Bug Fixes

• Fixed problem with cart and orders

• Fixed problem with user registration

• Calculation problem of the KPI value in customer profile in CRM Module

• Synchronization between invoice and receipt in case of changed invoice