Release v0.3 (beta)

• fix empty name processing (replaced to true by DynamoDB)
• add anonymous user id
• decrease default lambda memory size to 128MB (current minimum)
• reorganize package into typical go project structure
• improve dry run option for local email preview
• improve docs

Release v0.2 (beta)

Added listing-send command line application to send emails to SMTP server (oriented for AWS SES)

Release v0.1 (beta)

Fix db resource