Notable features
- a standalone project abstraction to make the project configurations module
and reusable, and a less verbose master configuration supporting multiple
projects
- locally reproducible builds via command line interface
- attachable interactive shells to the docker workers in case of build failures
- local source mounting for docker workers
- declerative builder configuration and a docker builder which makes it easier
to work with docker latent workers
- extended github hook to drive buildbot via github comments
- click based comment parser
- improved change filter to filter changes based on build properties
- reimplemented github reporters: status-, comment- and review reporters
- easily extensible formatter classes to use with the reimplemented reporters
- steps implemented based on new-style ShellCommand step
- a token rotator to use multiple github tokens with github services
- a docker image tool to maintain and build hierachical docker images
- command line interface and additional utilities