Fix parent traces links

Merge branch 'parent-trace-link' into 'master'

Parent trace link

See merge request vostok-libraries/contrails.web!2

Revert all changes with forests back

Merge branch 'draw-forests' into 'master'

Unify a lot of "root" spans to one big tree.

See merge request vostok-libraries/contrails.web!1

fix ordere

read name

Update docker-image.yml