Removed always visible sidebar.
Merge pull request #269 from huwshimi/inspector-scrollbar-fix

After a discussion with UX the desired behaviour is that the scrollbar only appear when you can scroll.
Merge pull request #2 from huwshimi/unplaced-units

Unplaced units
mass scale UI now updates when new services are added/removed
Merge pull request #3 from huwshimi/unplaced-units

Styled inputs
Created machine view mass scale up UI
Merge branch 'unplaced-units' of https://github.com/hatched/juju-gui into unplaced-units
Fixed list elements.