added test information

common/lib/capa/capa/templates/crystallography.html

@@ -6,6 +6,6 @@
     <div class="script_placeholder" data-src="/static/js/raphael.js"></div><div class="script_placeholder" data-src="/static/js/sylvester.js"></div><div class="script_placeholder" data-src="/static/js/underscore-min.js"></div>
     <div class="script_placeholder" data-src="/static/js/${display_file}"></div>
   
-   <input type="hidden" name="answer_${id}" id="answer_${id}" class="asnwer"/>
-
+   <input type="hidden" name="cryst_answer_${id}" id="cryst_answer" class="answer"/> 
+   <!-- <input type="text" name="cryst_answer_test_${id}" id="cryst_answer_test" class="answer"/> -->
 </section>