Fixes
* fix: fix a bug ([`ccebe39`](https://github.com/en9inerd/tgeraser/commit/ccebe391b5d2baebbb8642c2d133b47e4416b24f))
* fix: update readme.md ([`71b761f`](https://github.com/en9inerd/tgeraser/commit/71b761ffbe79db95bd0a2393e5a2214940157a35))
* fix: remove unnecessary functionality
- remove YAML format support
- store only creds in credentials file
- improve documentation - readme.md
- update dependencies
- refactor code in utils.py ([`4778597`](https://github.com/en9inerd/tgeraser/commit/47785971403ec2b816b45b33382509a85b5baa24))