Replace "..." with an ellipsis, fix a typo.

Author: Florian Kissling

docs/announcements-4.0.html

@@ -149,7 +149,7 @@ <h2 id="hidden-input">No more hidden input tags</h2>
           options, and support for the old
           <code>&lt;input type="hidden" /&gt;</code> has been deprecated. This means
           that if you previously declared an AJAX field with some pre-selected
-          options that looked like...
+          options that looked like…
         </p>
 
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@@ -207,7 +207,7 @@ <h2 id="new-matcher">Advanced matching of searches</h2>
 
         <p>
           So if your old code used a matcher that only displayed options if they
-          started with the term that was entered, it would look something like...
+          started with the term that was entered, it would look something like…
         </p>
 
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@@ -277,7 +277,7 @@ <h2 id="flexible-placeholders">More flexible placeholders</h2>
 
         <p>
           For a select that looks like the following, where the first option (with a
-          value of <code>-1</code>) is the placeholder option...
+          value of <code>-1</code>) is the placeholder option…
         </p>
 
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@@ -679,15 +679,15 @@ <h3 id="changed-data">
         </p>
 
         <p>
-          If you previously declared the list of tags as...
+          If you previously declared the list of tags as…
         </p>
 
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 &lt;select data-select2-tags="[{id: '1', text: 'One', id: '2', text: 'Two'}]"&gt;&lt;/select&gt;
 </pre>
 
         <p>
-          ...then you should now delare it as...
+          …then you should now declare it as…
         </p>
 
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