aggiunto un link per la creazione alla view di index delle things

aggiunte due view la lista delle categories e per la creazione non
ultimate

things/templates/things/category_form.html

+{% extends 'main.html' %}
+{% load bootstrap3 %}
+{% load static %}
+
+
+{% block content %}
+<form action="" method="post">
+{% csrf_token %}
+       
+  {% bootstrap_form %} 
+
+    
+  
+  
+    
+ 
+  
+ 
+
+   
+   
+   
+   
+    
+    
+    {% buttons %}
+        <button type="submit" class="btn btn-primary">
+            {% bootstrap_icon "star" %} Submit
+        </button>
+    {% endbuttons %}
+  
+    </form>
+{% endblock %}
\ No newline at end of file

things/templates/things/category_list.html

 {% extends 'main.html' %}
+{% load bootstrap3 %}
 
+{% block content %}
+
+
+<table class="table table-dark">
+  <thead>
+    <tr>       
+      <th scope="col"></th>
+      <th scope="col">Id</th>
+      <th scope="col">Name</th>
+      <th scope="col">Description</th>
+      <th scope="col">Parent</th>    
+    </tr>
+  </thead>
+<tbody>
+   {% for obj in Category %}
+ <tr scope="row">
+      <td><a href='{% url 'things:editcategory' obj.id %}'>
+      <a href='{% url 'things:deletecategory' obj.id %}'> </td>
+      <td >{{ obj.id }}</td>
+      <td >{{ obj.name }}</td>
+      <td >{{ obj.description }}</td>
+      <td >{{ obj.parent }}</td> 
+    </tr>
+
+
+
+
+{% endfor %}
+
+  </tbody>
+
+
+
+
+
+
+
+{% endblock %}

things/templates/things/thing_list.html

@@ -3,7 +3,7 @@
 
 {% block content %}
 
-
+<a href='{% url 'things:create' %}' class="btn btn-info" role="button" >Add Thing</a>
 <table class="table table-dark">
   <thead>
     <tr>       

things/urls.py

@@ -7,4 +7,5 @@ urlpatterns = [
     url(r'^new', views.ThingCreateView.as_view(),name='create'),
     url(r'^(?P<pk>[0-9]+)', views.ThingUpdateView.as_view(),name='update'),
     url(r'^(?P<pk>[0-9]+)/delete/', views.ThingDeleteView.as_view(),name='delete'),
+    url(r'^categories/', views.CategoryListView.as_view(),name='categoryindex'),
 ]

things/views.py

@@ -6,6 +6,16 @@ from django.urls.base import reverse_lazy
 
 
 
+
+class CategoryCreateView(generic.CreateView):
+    model = Category
+    fields = [
+        'name',
+        'description',
+        'parent'
+    ]
+    
+
 class CategoryListView(generic.ListView):
     model = Category