Version bump to 1.7.1.

Added Brazilian Portugese locale.
Fixed minor css scoping issue that caused stacked template items that were sortable to not display the 'move' cusor type.
Fixed comment line in manage.py for PEP8.

adminsortable/templates/adminsortable/edit_inline/stacked-1.5.x.html

@@ -1,6 +1,6 @@
 {% load i18n admin_modify adminsortable_tags %}
 {% load static from staticfiles %}
-<div class="inline-group" id="{{ inline_admin_formset.formset.prefix }}-group">
+<div class="inline-group" id="{{ inline_admin_formset.formset.prefix }}-group">TEST 2
   <h2>{{ inline_admin_formset.opts.verbose_name_plural|title }} {% if inline_admin_formset.formset.initial_form_count > 1 %} - {% trans "drag and drop to change order" %}{% endif %}</h2>
 {{ inline_admin_formset.formset.management_form }}
 {{ inline_admin_formset.formset.non_form_errors }}