Story1: change navbar from horizontal to vertical on left-side of page (partially done)
Story2: move "New" buttons to upper-left corner (same vertical placement as page title)
Story3: standardize button styles across all pages
Merge branch 'master' of https://github.com/vmw-tmpst/heroapp-LetsHire

Conflicts:
	app/views/candidates/index.html.slim
	app/views/openings/index.html.slim
fix test case
add lastli class
Merge pull request #63 from wgu/master

[47050159, 47050279, 47050263] Restyling parts of the page layout and elements