Added TLS cert pinset example, changed permissions on everything to 755 for consistency's sake

Author: MelindaShore

examples/client_subnet.py

@@ -0,0 +1,17 @@
+#
+# Note that we expect that each pin in the pinset list
+#   must be prefaced with pin-<algorithm>= and the pin 
+#   itself must be base64-encoded and enclosed in double-
+#   quotes.  We may loosen this up in a future version
+#
+
+import getdns
+c = getdns.Context()
+u = [ { 'address_data': '185.49.141.37', 
+        'address_type': 'IPv4', 
+        'tls_pubkey_pinset': ['pin-sha256="foxZRnIh9gZpWnl+zEiKa0EJ2rdCGroMWm02gaxSc9S="']
+ }]
+c.resolution_type = getdns.RESOLUTION_STUB
+c.dns_transport_list = [ getdns.TRANSPORT_TLS ]
+c.upstream_recursive_servers = u
+f = c.address('getdnsapi.net')