cgitrc.5.txt: document 'head-include'

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/cgitrc.5.txt b/cgitrc.5.txt
index 7879f75..683f3b5 100644
--- a/cgitrc.5.txt
+++ b/cgitrc.5.txt
@@ -84,6 +84,10 @@ footer::
         verbatim at the bottom of all pages (i.e. it replaces the standard
         "generated by..." message. Default value: none.
 
+head-include::
+        The content of the file specified with this option will be included
+        verbatim in the html HEAD section on all pages. Default value: none.
+
 header::
         The content of the file specified with this option will be included
         verbatim at the top of all pages. Default value: none.