Polish: nav fits at every desktop width, Custom View list values, phone docs, README

web/device-info.js

@@ -125,7 +125,7 @@
             const d = daysOffline(name);
             if (d === undefined) return { text: WAITING, state: 'waiting' };
             if (d === null) return { text: 'Never seen', state: 'value' };
-            if (d === 0) return { text: presence(name).online ? 'Online' : '0 days', state: 'value' };
+            if (d === 0) return { text: presence(name).online ? 'Online' : '< 1 day', state: 'value' };
             return { text: d + (d === 1 ? ' day' : ' days'), state: 'value' };
         }
         if (key === 'LastOnline') {