updated cache headers

Author: frwiqueueit

README.md

@@ -95,6 +95,7 @@ def index(request):
             response["Cache-Control"] = "no-store, no-cache, must-revalidate, max-age=0"
             response["Pragma"] = "no-cache"
 	    response["Expires"] = "Fri, 01 Jan 1990 00:00:00 GMT"
+	    
 	    response.status_code = 302
             response["Location"] = validationResult.redirectUrl            
 
@@ -173,11 +174,11 @@ def index(request):
             httpContextProvider)
 
         if (validationResult.doRedirect()):
-            response["Expires"] = "Fri, 01 Jan 1990 00:00:00 GMT"
-            response[
-                "Cache-Control"] = "no-store, no-cache, must-revalidate, max-age=0"
+            response["Cache-Control"] = "no-store, no-cache, must-revalidate, max-age=0"
             response["Pragma"] = "no-cache"
-			response.status_code = 302
+	    response["Expires"] = "Fri, 01 Jan 1990 00:00:00 GMT"
+	    
+	    response.status_code = 302
             response["Location"] = validationResult.redirectUrl            
 
         else:
@@ -251,10 +252,9 @@ def index(request):
             customerId, secretKey, httpContextProvider)
 
         if (validationResult.doRedirect()):
-            response["Expires"] = "Fri, 01 Jan 1990 00:00:00 GMT"
-            response[
-                "Cache-Control"] = "no-store, no-cache, must-revalidate, max-age=0"
+            response["Cache-Control"] = "no-store, no-cache, must-revalidate, max-age=0"
             response["Pragma"] = "no-cache"
+	    response["Expires"] = "Fri, 01 Jan 1990 00:00:00 GMT"
 
             if (not validationResult.isAjaxResult):
                 response.status_code = 302