No proguard rules

[IliaEremin]

There are bunch of libraries and there are no proguard rules for them.

[IliaEremin]

And thank you for publishing such a great tool.
I really like to learn new useful things from others projects, it's so intriguing 😄

[ravidsrk]

@IlyaEremin You can create a PR with proguard rules configured.

[IliaEremin]

:okay: