Mysql 8 comressed data import

Created by: mira13

Description

Mysql 8 build failed because commpressed data couldnt be imported as binary any more. We intoduce this changes to import compressed genome in HEX format

Use case

Ensembl for Ubuntu20 - mysql 8+

Benefits

We can use ensembl on new system (ubuntu 20)

Possible Drawbacks

Now field for this compressed tables are hardcoded, there is no other way to importbinary fields tho

Testing

All tests passed