Update to support netbox v3.1 (#82)

* init for v3.1

* added coords + bump version

* fix filter + added preselected roles

* added draw_default_layout

* upgraded packages

* fixed edge/node labels

* fixed enable_circuit_terminations

* added filter for unconnected devices

* added ignore_cable_type

* fixed old settings using a string instead of array

* removed distutils

* fixed coords check

* added coor saving

* added doc img

* updated docs

* bump version

* bump version

netbox_topology_views/urls.py

@@ -7,5 +7,4 @@ from . import views
 # a specific view so that it can be accessed by users.
 urlpatterns = (
     path('', views.TopologyHomeView.as_view(), name='home'),
-    path('full', views.TopologyFullView.as_view(), name='full'),
 )