goshimmer

* Fix/upgrade packr (#291)

*  upgrades packr
*  go mod tidy

* Fix/upgrade yaml (#293)

*  upgrades packr

*  go mod tidy

*  upgrades js-yarn

* 

 upgrades js-yaml

Co-authored-by: Wolfgang Welz <welzwo@gmail.com>

* Fix: docker stuff (#296)

*  fixes Dockerfile and docker-compose.yml

*  improves docker-compose

*  restores config.json

* 

 removes config.default.json

* Prepare v0.1.3 (#297)

* update CHANGELOG

Co-authored-by: Angelo Capossele <angelocapossele@gmail.com>