feat: allow theme to set whether the foreground should be bold or not

fix: replace calls that don’t exist in go 1.15 yet

Merge pull request justjanne#288 from rpadaki/master

Fix -max-width argument to re-enable prompt shrinking

Update dependencies

Merge pull request justjanne#250 from cjvaughter/jobs-fix

Fixed jobs not working on bash

Merge pull request justjanne#233 from buckley310/uint

parse environment variables to uint

Updated README

Improve travis yaml

Fix travis releases

Fixed readme