Fix page template base issue

Author: lqez

pythonkr_backend/pythonkr/templates/pythonkr/pk_home.html

@@ -1,8 +1,8 @@
-{% extends 'pao/pao_base.html' %}
+{% extends 'pk/pk_base.html' %}
 {% load wagtailcore_tags %}
 
 {% block title %}Home - Python Asia - {{ page.title }}{% endblock %}
 
 {% block content %}
     {{ page.body|richtext }}
-{% endblock %}
+{% endblock %}

pythonkr_backend/pythonkr/templates/pythonkr/pk_markdown_doc.html

@@ -1,8 +1,8 @@
-{% extends 'pao/pao_base.html' %}
+{% extends 'pk/pk_base.html' %}
 {% load wagtailcore_tags %}
 
 {% block title %}Home - Python Asia - {{ page.title }}{% endblock %}
 
 {% block content %}
     {{ page.content|richtext }}
-{% endblock %}
+{% endblock %}

pythonkr_backend/pythonkr/templates/pythonkr/pk_page.html

@@ -1,8 +1,8 @@
-{% extends 'pao/pao_base.html' %}
+{% extends 'pk/pk_base.html' %}
 {% load wagtailcore_tags %}
 
 {% block title %}Home - Python Asia - {{ page.title }}{% endblock %}
 
 {% block content %}
     {{ page.body|richtext }}
-{% endblock %}
+{% endblock %}