Make InertiaRequest inherit from HttpRequest for compatibility (#78)

Author: Kenny Putman

inertia/http.py

@@ -4,21 +4,22 @@
 
 import requests
 from django.core.exceptions import ImproperlyConfigured
-from django.http import HttpResponse
+from django.http import HttpRequest, HttpResponse
 from django.template.loader import render_to_string
 
 from .helpers import deep_transform_callables, validate_type
 from .prop_classes import DeferredProp, IgnoreOnFirstLoadProp, MergeableProp
 from .settings import settings
 
+
 INERTIA_REQUEST_ENCRYPT_HISTORY = "_inertia_encrypt_history"
 INERTIA_SESSION_CLEAR_HISTORY = "_inertia_clear_history"
 
 INERTIA_TEMPLATE = "inertia.html"
 INERTIA_SSR_TEMPLATE = "inertia_ssr.html"
 
 
-class InertiaRequest:
+class InertiaRequest(HttpRequest):
     def __init__(self, request):
         self.request = request