tools: use yaml config file instead of default values

Change-Id: Ib9466e7b7a8f093620949ad4557817c26e52566e
diff --git a/tools/dnc/dnc.yaml b/tools/dnc/dnc.yaml
new file mode 100644
index 0000000..6e092fa
--- /dev/null
+++ b/tools/dnc/dnc.yaml
@@ -0,0 +1,9 @@
+bootstrap: "bootstrap.jami.net"
+id_path: HOME/.dhtnet # Change this to the path of the id directory
+turn_host: "turn.jami.net"
+turn_user: "ring"
+turn_pass: "ring"
+turn_realm: "ring"
+port: 22
+ip: "127.0.0.1"
+CA: Home/.dhtnet # Change this to the path of the CA directory