Temporarily disable appdash from docker-compose

Until I read the doc and find how to limit the retention,
otherwise it just eats all my ram and cpu and things start to fall
apart.

PUBLISHED_FROM=eb33fb44736f07b992270689217aca4af70513ff

docs/c-api/net.h/mg_send.md

@@ -1,14 +0,0 @@
----
-title: "mg_send()"
-decl_name: "mg_send"
-symbol_kind: "func"
-signature: |
-  void mg_send(struct mg_connection *, const void *buf, int len);
----
-
-Send data to the connection.
-
-Note that sending functions do not actually push data to the socket.
-They just append data to the output buffer. MG_EV_SEND will be delivered when
-the data has actually been pushed out. 
-