Proper Content-Type

[crodas]

curl "localhost:8086/db/foo/series?u=root&p=root&q=SELECT%20*%20FROM%20foobar%3B" -v

* About to connect() to localhost port 8086 (#0)
*   Trying ::1...
* connected
* Connected to localhost (::1) port 8086 (#0)
> GET /db/foo/series?u=root&p=root&q=SELECT%20*%20FROM%20foobar%3B HTTP/1.1
> User-Agent: curl/7.25.0 (x86_64-suse-linux-gnu) libcurl/7.25.0 OpenSSL/1.0.1e zlib/1.2.7 libidn/1.25 libssh2/1.4.0
> Host: localhost:8086
> Accept: */*
> 
< HTTP/1.1 200 OK
< Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept
< Access-Control-Allow-Methods: GET, POST, PUT, DELETE
< Access-Control-Allow-Origin: *
< Access-Control-Max-Age: 2592000
< Date: Tue, 12 Nov 2013 19:01:36 GMT
< Content-Length: 2
< Content-Type: text/plain; charset=utf-8
< 
* Connection #0 to host localhost left intact
[]* Closing connection #0

I think Content-Type should be application/json. It does follow a pattern though (which makes total sense to me), if request is not 2xx, the text (which is text/plain) is the error message