Create class admin blog permission access
extend admin view permission
add method queryset, super (AdminViewPermission) more blog user access
if not access in blog set queryset none
Add method get form in admin blog permission
filter blog access
Fix create access, add method has_add_permission
Fix get() returned more than one Blog -- it returned 2 in get form and has_add_permission
Fix list post multi blog access
Fix access in add post