plugin/log: explain the {size} better
This is now the raw size which may be larger than what a particular
client actually sees.
Clarify this a bit.
Fixes
@@ -65,9 +65,9 @@ The following place holders are supported:
* `{port}`: client's port
* `{duration}`: response duration
* `{rcode}`: response RCODE
-* `{rsize}`: response size
+* `{rsize}`: raw (uncompressed), response size (a client may receive a smaller response)
* `{>rflags}`: response flags, each set flag will be displayed, e.g. "aa, tc". This includes the qr
- bit as well.
+ bit as well
* `{>bufsize}`: the EDNS0 buffer size advertised in the query
* `{>do}`: is the EDNS0 DO (DNSSEC OK) bit set in the query
* `{>id}`: query ID
