Merge pull request #3 from hoist/feature/bucket_api

Feature/bucket api
Merge pull request #4 from hoist/feature/bucket_api

fix addHelper to create with key, not id
Merge pull request #5 from hoist/feature/bucket_api

set context.bucket to whole bucket not just key
check if context has a bucket in get
Merge branch 'master' of github.com:hoist/hoist-bucket-pipeline into feature/bucket_api