Add new sidebar for service tree and search

Adds first version of the new sidebar.
Styles still need to be improved and the code might need some
refactoring.
Remove some unused code
Add details view with mock data

Adds the display functionality, but does not yet show real data.
Move service sidebar related files to own files
Add Kalle's icons to the site
Use real data in details view
Add expand/collapse functionality to details
Merge pull request #11 from lraivio/master

New sidebar and details view