Make room for FG dropdown. Unfortunate side effect is a lot of empty space…

Make room for FG dropdown.  Unfortunate side effect is a lot of empty space below the tool.  No real good fix for that.

edx_jsme/templates/jsmeinput.html

@@ -31,7 +31,7 @@
       seamless="seamless"
       frameborder="0"
       src="${html_file}"
-      height="${height}"
+      height="${int(height) + 100}"
       width="${width}"
       />
   <input type="hidden" name="input_${id}" id="input_${id}"