Pi-hole Admin Page with Speedtest v3.2

Based on Pi-hole v3.2

New

• Audit log (implemented feature request) pi-hole#479 pi-hole#532
• Long-term statistics (implemented feature request) pi-hole#521
• Add "Clients (over time)" graph pi-hole#583
• Teleporter v2.0 (use .tar.gz to mitigate dependence on the PHP zip
  extension) pi-hole#595