eps2emf

[alexeymorozov]

Metanorma PR checklist

• [ ] Breaking changes (list related PRs)
• [ ] Documentation update required (create task for this)
• [ ] External dependency introduced (documentation update need)
• [ ] Gem with native library introduced

[alexeymorozov]

@ronaldtse I rebased a little, because the base branches were mixed up. This one is ready for review now.