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/dns.h/mg_parse_dns.md

@@ -1,10 +0,0 @@
----
-title: "mg_parse_dns()"
-decl_name: "mg_parse_dns"
-symbol_kind: "func"
-signature: |
-  int mg_parse_dns(const char *buf, int len, struct mg_dns_message *msg);
----
-
-Low-level: parses a DNS response. 
-