minimal objectives for search (#9).
added faraday and oj as dependencies (#9).
start of search framework (#9).
start for search queries (#9). only returns titles so far.
added and configured vcr and webmock (#9).
wrote basic search tests (#9).
merge from master.
Merge branch 'master' into search
more data in search results (#9).
added contributors to search results, but not appearing in citations (#9).
fixed Contributor initialization with string.
clean up of search (#9).
Merge pull request #9 from noted/search

search for sources with `Scholar::Search`.