Add published, opens_at and closes_at to hearing
Add styles and template for hearing list
Add list of hearings to frontpage
Fix navbar and footer links
Small style fixes
Disable e2e tests on CI machine

There is problems when CI tries to start python server for e2e test.
For now there isn't any real e2e tests so the tests are just disabled
until the problem is solved.
Merge pull request #17 from fastmonkeys/feature/liking-a-comment

Feature/liking a comment