adding obscure things
dunnet
doctor
tetris
simplescreenrecorder
adding obscure things
Merge branch 'master' of github.com:jfrazelle/dockerfiles

* 'master' of github.com:jfrazelle/dockerfiles:
  adding obscure things
dunnet
doctor
tetris
simplescreenrecorder
Merge branch 'master' of github.com:jfrazelle/dockerfiles

* 'master' of github.com:jfrazelle/dockerfiles:
  dunnet doctor tetris simplescreenrecorder
add drone
Merge branch 'master' of github.com:jfrazelle/dockerfiles

* 'master' of github.com:jfrazelle/dockerfiles:
  dunnet doctor tetris simplescreenrecorder