Added README about docker build, added mike to the mailing list

README.md

@@ -0,0 +1,3 @@
+## Docker build
+
+```docker build -t <image_name> --build-arg config_file=<config_file>.yaml -f ./docker/Dockerfile .```

config/foodie_senslog.yaml

@@ -14,7 +14,7 @@ messageBroker:
     authUsername: "watchdog@senslog.org"
     authPassword: "5jspdD"
     senderEmail: "watchdog@senslog.org"
-    recipientEmail: "luc.cerny@gmail.com" # "kepka@ccss.cz"
+    recipientEmail: "luc.cerny@gmail.com, kepka@ccss.cz"
     subject: "[Watchdog] Report Foodie SensLog (CZ)"
 
 monitoredObjects: