Features
NetCore 2.1
Update project to target netcoreapp2.1
Update dependencies to latest version compatible with netcoreapp2.1
Serilog integration
Add serilog as a logger with configuration in appsettings
keep-connection
Add capability to keep connection from config
Multi provider
Add multi email provider capability
Attachment
Add attachment management capability
Middleware
Add capability to choose between api deployment or middleware integration