PLT-350 allow ability to disable restricted team names

model/config.go

@@ -122,6 +122,7 @@ type TeamSettings struct {
 	EnableTeamCreation        bool
 	EnableUserCreation        bool
 	RestrictCreationToDomains string
+	RestrictTeamNames         *bool
 }
 
 type Config struct {
@@ -169,6 +170,11 @@ func (o *Config) SetDefaults() {
 		o.ServiceSettings.EnableSecurityFixAlert = new(bool)
 		*o.ServiceSettings.EnableSecurityFixAlert = true
 	}
+
+	if o.TeamSettings.RestrictTeamNames == nil {
+		o.TeamSettings.RestrictTeamNames = new(bool)
+		*o.TeamSettings.RestrictTeamNames = true
+	}
 }
 
 func (o *Config) IsValid() *AppError {