Support both long and short country codes

Use query runner directly for transactions

Catch all typeorm errors globally

Catch TypeORM exceptions explicitly

Expose more location info when reading a single violation

Raise rate limit for violations and protocols creation

Merge pull request #230 from ti-broish/delete_photo_after_storage

Merge pull request #223 from ti-broish/sections-create

Allow creating section in existing localities from validators

Merge pull request #216 from ti-broish/dependabot/npm_and_yarn/rimraf…

…-4.4.1

Merge pull request #221 from ti-broish/exception-message

Fix translation of validation messages