Add note for reverse proxies

Add note saying weblug should not be run on the open internet without a
reverse proxy.

weblug.yml

@@ -11,9 +11,10 @@ settings:
   readtimeout: 10            # if set, maximum number of seconds to receive the full request
   writetimeout: 10           # if set, maximum number of seconds to send the full response
   maxheadersize: 4096        # maximum header size
-  # Enable TLS here here
+  # Enable TLS
+  # Note that it is not recommended to run weblug on the open internet without using a reverse proxy
   tls:
-    enabled: true
+    enabled: false
     # Minimum and maximum required TLS version. By default TLS1.2 is the minimum
     minversion: '1.2'
     maxversion: ''