Initial annotation support
Show annotations on the job page
Show annotations in build view
Handle annotation Pusher payloads
Extract annotations view
Show images for annotations that have them.
Merge branch 'master' into hh-annotations

Conflicts:
	assets/scripts/app/controllers/job.coffee
	assets/scripts/app/models/job.coffee
Drop image and add status for Annotation
Add newline
Tell TravisApplication about the Annotation model
Use bind-attr instead of the deprecated bindAttr
Merge pull request #190 from travis-ci/hh-annotations

Annotation support (#1220)
Remove top border for annotations [skip ci]
It's GitHub.
Fix links to point to new documentation site.
Add mappings for sideloading annotations
Label Rst and POD correctly