Added breadcrumb to the webpages. It's not agile enough, and it's not a
very good idea because you have many "webpages (e.g.
/statisticsdetails/publication_author)" that use the same HTML file
(e.g. statistics_details.html)
Revert "add test_sorting_publications.py, previously deleted by mistake"

This reverts commit b0557d5b020719031459415579cfe8e0422794ce.
Merge branch 'master' of https://github.com/lokshunjustinchan/comp61542-2014-lab
merge with justins css changes
Merge remote-tracking branch 'justins/master'
merge with justins changes
Cosmetics
Recovered test
Merge remote-tracking branch 'vasilis/master'
Removed unused import
Generates degrees of separation graph
Updated test for bfs
bfs draft
Merged database
bfs function with tests
Removed hardcoded breadcrump
Changed starting point of separation degree from 1 to 0
started the interface of the degree of separation between authors
added interface for degree of separation
Merge remote-tracking branch 'vasilis/master'