reformatted Recommendations display
added enumerate to template kwargs
made test text a bit more apropos
fixed URL mismatch for G+ interactive sharing
added search convenience methods; save person and access info to DB
added functions for adding external posts to database
on login, add person to database; added gplus-posts tests
added Reply button for G+ posts, and some helpful tooltips
added Person.posts attribute
improved Person view
improved comments display, follow arxiv stylesheet
added recommendation landing page, and buttons for sharing recs
minor fix to recommendation ID handling
moved discussion buttons
gplus post retrieval also gets replies now.
added PDF link and moved icons next to Abstract header
failure to find array doc now raises KeyError instead of ValueError
added support for Recommendation to have replies too, with appropriate tests
added display of replies to rec, added buttons for posting a new rec, moved share button next to rec title
generalized find_or_insert_posts() to rm explicit gplus dependencies