- starter work on asn1 with der de/encoder

- RSA private and public key can load read key from ASN1 DER
- some other fixes here and there

Source/charon/utils/logger_manager.h

@@ -53,6 +53,8 @@ enum logger_context_t {
 	CONFIG,
 	ENCRYPTION_PAYLOAD,
 	PAYLOAD,
+	DER_DECODER,
+	DER_ENCODER,
 	LOGGER_CONTEXT_ROOF,
 };