Start to add designated repository show page

Out of pure convince a repository#show page should be added. In this
commit I have added the HTML file. The view will probably contain a
snapshot overview and the score change over time (snapshots).

Signed-off-by: Konrad Reiche <konrad.reiche@gmail.com>
Add a stylesheet rule for the upcoming timeline

For the upcoming leaderboard timeline I have added a stylesheet rule.

Signed-off-by: Konrad Reiche <konrad.reiche@gmail.com>
Merge branch 'master' of github.com:platzhirsch/metadata-census