Merge pull request #11 from adulau/master

Ranking and name lookup added in full-text + various fixes including license
Merge branch 'master' of github.com:adulau/cve-search
Merge branch 'master' of github.com:adulau/cve-search
Merge branch 'master' of github.com:adulau/cve-search
Merge branch 'master' of github.com:adulau/cve-search
Merge branch 'master' of github.com:adulau/cve-search
Merge branch 'master' of github.com:adulau/cve-search
Merge branch 'master' of github.com:adulau/cve-search
Square Security feed added to add exploit reference
Square Security feed added to add exploit reference