First (very rough) pass.
Merge branch 'master' into develop
Updates to new browse_sort_links helper.
Adds check for results on items/browse.

Displays message if there are no items or none for a given search.
Adds collections/browse template.
Simplifies asset queueing.
Gem updates.
Adds correctly compiled CSS.
Changes SASS imports.

Opts for importing everything in style.scss, to avoid imports in two different
files. Moves variables to their own file.
Removes whitespace.
Style and workflow updates.

Updates gems. Adds foreman and fancy new Procfile. For development, just cd
into the theme directory and use `foreman start` to fireup a process that runs
Compass.

Modified styles to match my current approach using Sass and Susy.
Makes rendering of header stuff a little nicer.
More spacing clean up.

Updates margins and padding for headers and form elements.
Corrects selector for sibling heading.
Adds items/show template with updated headings.
Clear item pager.
Make h2 margins and leading more reasonable.
Updates markup and styles for item pager.
Styles for footer.
More consistent styling of items on home page.