Results page, pagination.
Merge branch 'master' of github.com:CrossRef/cr-search

Conflicts:
	.bundle/config
	Gemfile
	Gemfile.lock
	config.ru
Futher work on search UI.
Highlighting, more complete UI.
Change alignment of fields in search result items.
Fix author span expansion.
Query and citation match API.
Fluid positioning of search box in search results header.
Start of API documentation and stats page.
Include format.js.
A few extra stats.
Heartbeat path.
Add a bit of documentation for the API /links route.
Siege urls.txt file. Slight correct to API docs.
Format numbers in facet link counts and result total count.
Remove 'item-tab' area in each search result. Pub date and OA icon now inline.
Add pingdom widget to status page.
Pretty print JSON output.
Omit back slashes from query terms.
Record GA events for citation lookups and API hits to /dois and /links.