Added support for the Github pull request builder plugin
addressed comments : spec cleanup & mandatory closure
added iterable for whitelist
changed defaults
Removed precondition
Renamed fields and methods
more assertions
added DSL Design section
added hint for max line length
fixed typos
Merge pull request #167 from CoreMedia/contributing

CONTRIBUTING.md
added support for Git Publisher
added support for Parameterized Remote Trigger Plugin
use method parameters for mandatory options
fixed node name
added support for Workspace Cleanup Plugin
Merge pull request #168 from CoreMedia/git-publisher

Git Publisher
Merge pull request #169 from CoreMedia/remote-trigger

Parameterized Remote Trigger Plugin
Merge pull request #170 from CoreMedia/prebuildcleanup

Workspace Cleanup Plugin
added hint to focus