Add command line option for kreon

Resolve CRTP specific function name

Testing Infrastructure for different databases

add path

Reactivated destructors, kreondb is destroyed to reduce CI space

Returning string_view in fs_data added dbbackend property

Updated Readme and MetatadaFactory

Adding extra options for kreondb, README+CHANGELOG updated

Update .gitlab-ci.yml

updating script test...

Updated dl_dep tests

Kreon test (for metadata) backend.

Add command line option for kreon

Resolve CRTP specific function name

Testing Infrastructure for different databases

add path

Reactivated destructors, kreondb is destroyed to reduce CI space

Returning string_view in fs_data added dbbackend property

Adding extra options for kreondb, README+CHANGELOG updated

updating script test...

Updated dl_dep tests

Remove Kreon - Add Parallax

Add Parallax

Add DockerFile

adding parallaxdb option

Docker update

Missing Parallax hpp

Removed Kreon from code, lib conflicts

Updated Parallax master

Updated DockerFile deps

Reformat

Changed Base

Added ps

Reduced Logging and added ps in docker

Add Path

increase testing timeout

Create options.yml automatically

Updated out tests

Boost preprocessor is header-only and supplied by the Mercury installation. Nevertheless, we never tested for it although it needs to exist for testing.