#65 implemented GET /technologies.
#53: Add /judging (GET) route and test
#61: Added /leaderboard (GET) route and tests
Merge pull request #73 from aproxacs/65-techonologies

#65 implemented GET /technologies. Looks good!!
Merge branch 'tgkokk'
#68 and #69: Implemented /tos and /tos/:id (GET) routes and tests
#69: Right fields in comments
#61: Added optional parameter
Merge branch 'master' into tgkokk