[UPD] addons table in README.md

README.md

@@ -21,6 +21,7 @@ addon | version | summary
 --- | --- | ---
 [base_location](base_location/) | 14.0.1.0.1 | Enhanced zip/npa management system
 [base_location_geonames_import](base_location_geonames_import/) | 14.0.1.0.0 | Import zip entries from Geonames
+[partner_company_group](partner_company_group/) | 14.0.1.0.0 | Adds the possibility to add a company group to a company
 [partner_company_type](partner_company_type/) | 14.0.1.0.1 | Adds a company type to partner that are companies
 [partner_contact_access_link](partner_contact_access_link/) | 14.0.1.0.0 | Allow to visit the full contact form from a company
 [partner_contact_age_range](partner_contact_age_range/) | 14.0.1.0.1 | Age Range for Contact's