go get -u && go mod tidy

Bump version

go mod update && tidy

Print application/json files with chroma by default

Fix doronbehar#34.

Bump version

Version bump

Use a dedicated CHANGELOG file

version bump

Use more commonly use version printing functions

Make 'sh:' directives a bit more usable (doronbehar#17)

* Use %pistol-filename% and shellescape for sh:
* Somewhat standardize release procedure
* Add tests and make it surely work
* README: mention debugging