Use log trait instead of println / eprintln

[sync]

So you don't end with log statement from this crate if you don't want them, you will need to install a logger first and can set desired log level

[kayleg]

Thanks for this.

Would you please add something to the Readme about connecting a logger in order to see the output.

[sync]

will do, sorry replying late and will resolve conflicts

[sync]

done 🚀