try fix encryption hostname verification issue

config/sensor2graph.properties

@@ -3,4 +3,5 @@ geocoding_cache = /mnt/nfs_root_data/luftdaten/geocoding_cache
 already_uploaded_days_file = /progress/already_uploaded_days.txt
 failed_to_upload_sensors_file = /progress/failed_to_upload.txt
 pid_reg_server_cert = /handle_auth/pid_reg_server_cert.pem
-pid_reg_keystore = /handle_auth/pid_reg_keystore.p12
\ No newline at end of file
+pid_reg_keystore = /handle_auth/pid_reg_keystore.p12
+neo4j_uri=bolt://sensordata.open-forecast.eu:7687