release v0.2.1 - Githubissues

@lalyos Fix missing newlines
@spesnova Fix typo
@michaelshobbs git 1.5 complains about -X main.Version missing equals sign. add clean target
Added
@spesnova Enable example plugins to trigger it
@progrium updating project
@progrium updated go-basher usage, added gateway and coproc package, replaced shitty example with a working toy example
@michaelshobbs initial pass at circleci tests
@michaelshobbs implement plugn update []
@michaelshobbs support updating branches
@michaelshobbs fix typo and add test
Changed
@progrium output all to stdout in gateway for now
@progrium using new coproc lib and changed remote example to only provide items hook
@tombell Update to latest go-basher api
@josegonzalez Make it possible to run plugn init multiple times

dokku / plugn