Automatically format phone numbers in 1CRM using [https://github.com/giggsey/libphonenumber-for-php]
The manifest file and the root directory must be packed into a ZIP file at the top level, then the extension can easily be installed using the upgrade wizard of 1CRM 8.0 and 8.5
1CRM is a CRM system that brings along many modules for billing, support, project management, HR etc. in addition to the classic CRM functions from sales and marketing. The free Startup Edition can be downloaded from [http://1crm-system.de].