UI changes (Yridian)

• Major layout changes: switched to the new RIPE NCC UI design/layout
• Fixed an issue on the probe deployment map (opens new window) where disconnected probes may have shown up as connected
• Ambassadors can now mark their attendance at various conferences (opens new window)
• Display the ASN name(s) in the probe status page
• Fixed an issue where "today" was not available as a potential end time when downloading results
• The "written off" status is now displayed in the probe status page, giving an indication to the viewer about potential issues
• Fix dropdown and datepickers in API key generation page
• Remove the 'port' field for non-TCP traceroutes
• Disable the Target field for use-probe-resolver