* Update dmarcts-report-parser.conf
Was getting the example error so added env variable so we can use docker-compose.yml to ignore errors. This was experienced with Exchange Online in Microsoft 365. This appears to have resolved the issue and dmarc reports were successfully retrieved and moved into the processed folder.
* Update README.md
* Update README.md
Fixed tab character
* alpine 3.5 to 3.13
* openssl upgrade, remove MimeInfo and SSL perl pkg hacks
* mysql client library upgrades (compatibility with 8)
* image size reduction 703 to 322 MB
* bump upstream sources for viewer and parser
* introduce tags (current and latest docker image 1.0, old image
still available as 0.5)