Merge pull request #1715 from robertjmarks/master

changes to allow multiple choicetextresponses in one problem

@adampalay will do!

common/lib/capa/capa/templates/choicetext.html

@@ -55,7 +55,7 @@
                 % else:
                     <% my_id = content_node.get('contents','') %>
                     <% my_val = value.get(my_id,'') %>
-                    <input class="ctinput" type="text" name="${content_node['contents']}" id="${content_node['contents']}" value="${my_val|h} "/>
+                    <input class="ctinput" type="text" name="${content_node['contents']}" id="${content_node['contents']}" value="${my_val|h}"/>
                 %endif
                 <span class="mock_label">
                     ${content_node['tail_text']}

common/static/js/capa/choicetextinput.js

 (function () {
     var update = function () {
         // Whenever a value changes create a new serialized version of this
-        // problem's inputs and set the hidden input fields value to equal it.
-        var parent = $(this).closest('.problems-wrapper');
+        // problem's inputs and set the hidden input field's value to equal it.
+        var parent = $(this).closest('section.choicetextinput');
         // find the closest parent problems-wrapper and use that as the problem
         // grab the input id from the input
         // real_input is the hidden input field
         var real_input = $('input.choicetextvalue', parent);
-        var all_inputs = $('.choicetextinput .ctinput', parent);
+        var all_inputs = $('input.ctinput', parent);
         var user_inputs = {};
         $(all_inputs).each(function (index, elt) {
             var node = $(elt);