Docs (forms): added missing spaces and replaced special characters by…

… regular dashes.

docs/forms/docs-forms.html

@@ -54,7 +54,7 @@ <h2>Mini sized elements</h2>
 	 <input type="text" name="name" id="mini" value="" data-mini="true" />
 
 	<h2>Hiding labels accessibly</h2>
-	<p>For the sake of accessibility, jQuery Mobile requires that all form elements be paired with a meaningful <code>label</code>. To hide labels in a way that leaves them visible to assistive technologies—for example, when letting an element’s <code>placeholder</code> attribute serve as a label—apply the helper class <code>ui-hidden-accessible</code> to the label itself:</p>
+	<p>For the sake of accessibility, jQuery Mobile requires that all form elements be paired with a meaningful <code>label</code>. To hide labels in a way that leaves them visible to assistive technologies - for example, when letting an element’s <code>placeholder</code> attribute serve as a label - apply the helper class <code>ui-hidden-accessible</code> to the label itself:</p>
 <code>
 <pre>
 &lt;label for="username" <strong>class="ui-hidden-accessible"</strong>&gt;Username:&lt;/label&gt;