Update USE_CASES.md with View Email Statistics and Create a Domain Whitelabel
Update USE_CASES.md with View Email Statistics and Create a Domain Whitelabel

#161
VividCortex/sendgrid-go,karmakaze/sendgrid-go,karmakaze/sendgrid-go,sendgrid/sendgrid-go,VividCortex/sendgrid-go,sendgrid/sendgrid-go