rebuilt lib

dist/swagger-ui.js

@@ -2211,7 +2211,13 @@ helpers = this.merge(helpers, Handlebars.helpers); data = data || {};
         url = response.request.url;
       }
       headers = response.headers;
-      contentType = headers && headers["Content-Type"] ? headers["Content-Type"].split(";")[0].trim() : null;
+      contentType = null;
+      if (headers) {
+        contentType = headers["Content-Type"] || headers["content-type"];
+        if (contentType) {
+          contentType = contentType.split(";")[0].trim();
+        }
+      }
       if (!content) {
         code = $('<code />').text("no content");
         pre = $('<pre class="json" />').append(code);