Some general fixes

- [x] Package names
- [x] added `pull_request` env
- trim path name (fixed on server) [see here](https://codecov.io/github/cainus/codecov.io?ref=33c47ac93d5021506c01eb8fcc89a2990158ff9b)

----

@cainus I'd like to add support for other CI companies and command line for local testing. Well chat more about this soon. Thanks!