add `order` property to enterprise docs
Copy pages into parent sections in the content object, sorting them by `order` if the frontmatter property is present.
update the nav template to use ctx.section.pages instead of ctx.pages
Merge pull request #39 from maxogden/view-all

add multi hbs template and 'view all on one page' links + page
add getting started section
Merge pull request #44 from linclark/video-getting-started

[WIP] add getting started video series
merge master
Merge pull request #29 from npm/page-sorting

[WIP] Page Sorting
move `order` to the top of each frontmatter block
list pages in order per section in TOC
use a less rigid page ordering policy
build content before the service starts
allow order to be displayed in TOC with displayOrder property
add editorial info to readme
Merge pull request #49 from npm/sorting-fixes

Moar Sorting