Query and show more external links from the Lobid API
Merge branch 'master' into lobid-support
Make Google Books links target='_blank'
Query DBpedia for Wikipedia links
Wikipedia link extraction from DBpedia links (uncommented since no CORS-support by de.dbpedia.org)
Updated pry and added pry-stack-explorer
Some refactorings and initial person query stuff
Merge branch 'lod-support'

Conflicts:
	app/views/records/show.html.slim
Display non-linkable superorders
Merge branch 'master' of github.com:ubpb/catalog
Updated newrelic_rpm gem to 3.7.1.182
(Re)added curb for performance reasons (it should be supported by current newrelic_rpm)
Updated median in Gemfile.lock
Updated httpi and savon
Updated rails to 4.0.2
Updated rails-i18n
Updated compass-rails to 1.1.3
Updated font-awesome-rails to 4.0.3.1
Updated jquery-ui-rails from 4.1.0 to 4.1.1
Updated pg from 0.17.0 to 0.17.1