Updates to homepage, etc. - mostly styling.
Minor update to homepage
Add 'edit random doc' button to items/show page
Home page edits. Closes #31.
Updated collections show. Closes martha-berry-digital-archive/MBDA#7
Added users/activate view to theme. References gsbodine/crowd-ed#122
Added entity to activate view. References gsbodine/crowd-ed#122
Merge pull request #41 from gsbodine/mbda-develop

Merge mbda-develop into MBDA