Sidebar now a separate view. Wipe its content and populate it with sxs content
Update test
Updated tests
Merge upstream
Use the partial url for sxs
Use a 'valid' doc number
PEP 8
Merge pull request #254 from ascott1/master

fix bug where TOC does not display on initial page load
Merge pull request #255 from theresaanna/master

Refactor, document, test drawer view
Merge pull request #252 from cmc333333/sxs-link

Links to Section by Section
splitting models, refactoring sidebar
recovering from a git clean mishap