feat(gateway): added first implement of the Gateway (MQTT, Influx, REST)

Signed-off-by: Klagarge <remi@heredero.ch>

gateway/src/docs/swagger.json

@@ -0,0 +1,17 @@
+{
+    "swagger": "2.0",
+    "info": {
+        "description": "REST API for the SoftwEng course in MSE",
+        "title": "Swagger SoftwEng API",
+        "contact": {},
+        "version": "1.0"
+    },
+    "host": "rest.mse.kb28.ch",
+    "basePath": "/",
+    "paths": {},
+    "securityDefinitions": {
+        "BasicAuth": {
+            "type": "basic"
+        }
+    }
+}