Merge pull request #901 from MITx/fix/cdodge/multiple-choice

remove the — from the HTML, this apparently is causing the CAS and...

common/lib/xmodule/xmodule/templates/html/announcement.yaml

@@ -9,7 +9,7 @@ data: |
       <section class='update-description'>
       	       <section class='primary'>
       	       		<p> Words of encouragement! This is a short note that most students will read. </p>
-      	       		<p class='author'>&mdash; Anant  Agarwal (6.002x Principle Instructor)</p>
+      	       		<p class='author'>Anant  Agarwal (6.002x Principle Instructor)</p>
       	       </section>		  
       	       <p><h3>Primary versus Secondary Updates:</h3> Unfortunately, the internet throws a lot of text at students, and they 
       	       do not read everything that they are given. However, many students <em>do</em> read all that they are