Docs: Added init.d script instructions.

Signed-off-by: matematik7 <domen.ipavec@z-v.si>
Dashboard: Added used and use columns to storage table.

Signed-off-by: matematik7 <domen.ipavec@z-v.si>
Dashboard: Added storate root to main page.

Signed-off-by: matematik7 <domen.ipavec@z-v.si>