Updated customer detection to not throw an exception if no customer found
Updated customer detection to not throw an exception if no customer found

GeneaLabs/laravel-mixpanel,canerdogan/laravel-mixpanel,emergingdzns/laravel-mixpanel,canerdogan/laravel-mixpanel,canerdogan/laravel-mixpanel,GeneaLabs/laravel-mixpanel,janusnic/MixPanel