temporarily rollback stronger encryption

user guides must be updated first
Signed-off-by: shammash <shammash@autistici.org>

autovpn/vpn_app.py

@@ -45,11 +45,13 @@ key %(cn)s.key
 crl-verify crl.pem
 ns-cert-type server
 tls-auth tlsauth.key 1
-auth SHA512
-cipher AES-256-CBC
-tls-version-min 1.2 or-highest
-tls-cipher TLS-DHE-RSA-WITH-AES-256-GCM-SHA384
 '''
+# TODO(shammash): riabilita quando i manuali sono aggiornati.
+#auth SHA512
+#cipher AES-256-CBC
+#tls-version-min 1.2 or-highest
+#tls-cipher TLS-DHE-RSA-WITH-AES-256-GCM-SHA384
+#'''
 
 TBLK_PLIST_TEMPLATE = '''<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "https://www.apple.com/DTDs/PropertyList-1.0.dtd">