chore: markup cleanup (#108)

Editorial changes to fix markup issues flagged by linter.

Author: siusin

index.html

@@ -800,12 +800,16 @@ <h4><dfn>Update the EditContext</dfn></h4>
                     </ol>
                 </li>
                 <li>If |editContext|'s [=is composing=] is true, then:
-                    <ol>Let |insertionStart| be |replacementRangeStart|.</ol>
-                    <ol>Let |insertionEnd| be |replacementRangeEnd|.</ol>
+                    <ol>
+                        <li>Let |insertionStart| be |replacementRangeStart|.</li>
+                        <li>Let |insertionEnd| be |replacementRangeEnd|.</li>
+                    </ol>
                 </li>
                 <li>Otherwise:
-                    <ol>Let |insertionStart| be |selectionStart|.</ol>
-                    <ol>Let |insertionEnd| be |selectionEnd|.</ol>
+                    <ol>
+                        <li>Let |insertionStart| be |selectionStart|.</li>
+                        <li>Let |insertionEnd| be |selectionEnd|.</li>
+                    </ol>
                 </li>
                 <li>
                     Replace the substring of |editContext|'s [=text=] in the range of |insertionStart| and |insertionEnd| with |text|
@@ -1149,10 +1153,10 @@ <h3 id="editcontext-interface">EditContext Interface</h3>
                 </div>
               </dd>
             <dt>attachedElements() method</dt>
-            <dd><p>The method returns a list with one item which is the the {{EditContext}}'s <a>associated element</a>, or an empty list if the {{EditContext}}'s <a>associated element</a> is null.</p></dd>
+            <dd><p>The method returns a list with one item which is the the {{EditContext}}'s <a>associated element</a>, or an empty list if the {{EditContext}}'s <a>associated element</a> is null.</p>
             <p class="note">
                 This method returns a list instead of a single element for forward compatibility if {{EditContext}} is ever granted the ability to have multiple <a>associated elements</a>.
-            </p>
+            </p></dd>
 
             <dt>ontextupdate</dt>
             <dd><p>The event handler for {{TextUpdateEvent}}.</p></dd>

tidyconfig.txt

@@ -3,4 +3,4 @@ indent: yes
 wrap: 80
 tidy-mark: no
 newline: LF
-custom-tags: yes
+custom-tags: pre