Revert "[Jobs] Refactor job repository and entities to make it work with new RepositoryService"

This reverts commit 1c4ddaa03be4f182a3c83cf65448597800f55a18.

(references gh-12)
Revert "[Auth] Refactor auth repository and entities to make it work with new RepositoryService"

This reverts commit 2dd6a493ec90d7852dc26b57263f22e3aae9d82d.

(references gh-12)
Revert "[Core] Refactor RepositoryService to allow injecting of dependencies."

This reverts commit ffddeaa626b697f4abf99a5d96a28f03ba81f462.

(references gh-12)
[Core] Refactor repositories: Inject ServiceLocator in DocumentManager's configuration.

(references gh-12)