Imports
- github.com/aws/aws-sdk-go/aws
- github.com/TykTechnologies/tyk/log
- github.com/aws/aws-sdk-go/aws/awserr
- github.com/aws/aws-sdk-go/aws/credentials
- github.com/aws/aws-sdk-go/aws/session
- github.com/aws/aws-sdk-go/service/ses
- github.com/keighl/mandrill
- github.com/mailgun/mailgun-go
- github.com/sendgrid/sendgrid-go
- github.com/sirupsen/logrus
- gopkg.in/gomail.v2