Added download links to files table.
final test version really frozen this time
added sample script, fixed feature tests for header, login
Make it so basic auth requests get the json page.
Tweak csrf session timeouts
Don't remove existing headers, they are needed.
Calculate the persona assertion as this will be needed when bdd tests are added.
persona tests
Configure persona.audiences for submit, submit-dev and staging.
UI changes for experiments
Fixed a bug for loading library documents in experiments
sample script update
Spiffied up sign in box on home page.
Updated look of the bread crumbing.
Added download icons next to downloads/text
Cleaned up layout for icons of supporting docs.
Added updated breadcrumbing to experiments.
minor changes to demo script
Merge branch 'master' into experiment_loading