Improve journals page look and feel.

src/Journals/JournalsList.tsx

@@ -56,7 +56,7 @@ export default function JournalsList(props: PropsType) {
       ret[info.type].push(
         <ListItem key={journal.uid} rightIcon={colorBox} insetChildren
           onClick={() => journalClicked(journal.uid)}>
-          {info.displayName} ({journal.uid.slice(0, 5)})
+          {info.displayName}
         </ListItem>
       );