Add a small explanatory comment.
-rw-r--r-- 133 .gitignore
-rw-r--r-- 13573 Board.pm
-rw-r--r-- 1183 Engine.pm
-rw-r--r-- 8572 Position.pm
-rw-r--r-- 1087 bench.pl
-rw-r--r-- 20485 booklook.c
-rwxr-xr-x 649 build.sh
-rw-r--r-- 1479 config.pm
-rw-r--r-- 1459 default.vcl
drwxr-xr-x - externs
-rw-r--r-- 24430 pv-benchmark.txt
-rwxr-xr-x 31296 remoteglot.pl
-rwxr-xr-x 1874 varnishcount.pl
drwxr-xr-x - www