Implementation of paper network
Verified the SOLR serves data in the proper format (the only problem is tracked at: #ads/546)
Added 'overlap' papers to link info
Changed app config to fetch keyword_norm/keyword_schema from solr; improved README
Merge pull request #139 from romanchyla/invenio-gone

Verified the SOLR serves data in the proper format (the only problem is ...
search faceting works

paper network works, with new functionality
Merge pull request #140 from rahuldave/master

Support for public Libraries
app version cache buster bump
Merge pull request #142 from lbjay/paper_network

Paper network
added anonymouse to pubs app