* chore: cleanup gitignore

* fix: adjust package.json and tsconfigs

* feat: expose base-service in core-utils

* chore(l1-ingestion): use base-service from core-utils

* chore(l2-ingestion): use base-service from core-utils

* chore: use base-service from core-utils in remaining services

* pkg: Add DTL

* fix: use correct tsconfig when building
Co-authored-by: Georgios Konstantopoulos <me@gakonst.com>

* feat: add base-service

* chore: ignore tslint error

The BaseService should be refactored to be an Abstract class

Previously, the Watcher was a separate package. It's currently consumed by:
* our integration tests
* our UI
* synthetix’s tests and UI

Given core-utils is a package meant to ship Optimism related utilities
to consumers, it makes more sense to bundle the Watcher in core-utils
than have it as a separate package.
Co-authored-by: Kelvin Fichter <kelvinfichter@gmail.com>

* Add plugins package

* chore(plugins): make consistent with tsconfigs

* chore: remove unnecessary deps
Co-authored-by: Georgios Konstantopoulos <me@gakonst.com>

* chore(core-utils): cleanup dir config files

* fix: use proper tsconfig files

* feat: copy over smock