* Smtp server datasource
- Done connection & test connection
* Worked on basic mail delivery
- Changed the icon
- Defined operations json
- Implemented text and html email sending
* Username / ID changed to encrypted
* Added attachments
* Changed placeholder of attachment
* Changed datasource name
* Changed query options
- Added multiple to_email option
- Added from name field
* Renamed the datasource
* cleaning post rename plugin problems
* Fixed minor code issues
* Added smtp documentation
