Improve languages listing

Signed-off-by: Michal Čihař <michal@cihar.com>
Convert top part of dashboard to new layout

Signed-off-by: Michal Čihař <michal@cihar.com>
Integrate tools into pills navigation

Signed-off-by: Michal Čihař <michal@cihar.com>
Improve look for checks browsing

Signed-off-by: Michal Čihař <michal@cihar.com>
Better error message with no matching check

Signed-off-by: Michal Čihař <michal@cihar.com>
Correct breadcrums for checks and languages

Signed-off-by: Michal Čihař <michal@cihar.com>