web: add select all/partial/none for search table

web/index.html

@@ -9,7 +9,7 @@
     integrity="sha512-SzlrxWUlpfuzQ+pcUCosxcglQRNAq/DZjVsC0lE40xsADsfeQoEypE+enwcOiGjk/bSuGGKHEyjSoQ1zVisanQ=="
     crossorigin="anonymous" referrerpolicy="no-referrer" />
   <link rel="icon" href="https://static.xinu.tv/favicon/letterbox.svg" />
-  <!-- Pretty checkboxes -->
+  <!-- Pretty checkboxes from https://justboil.github.io/bulma-checkbox/ -->
   <link data-trunk rel="css" href="static/main.css" />
   <style>
     .message {
@@ -66,7 +66,7 @@
     }
 
     .index .edit {
-      width: 1.5em;
+      width: 2em;
     }
 
     .index .unread {