Add `customhdr' (Sergey Matveev)..
commit76e63646bd76e9a78d503033a55263b4b0136fe4
authorSteffen (Daode) Nurpmeso <steffen@sdaoden.eu>
Fri, 22 Jan 2016 10:19:49 +0000 (22 11:19 +0100)
committerSteffen (Daode) Nurpmeso <steffen@sdaoden.eu>
Thu, 15 Sep 2016 13:57:02 +0000 (15 15:57 +0200)
tree8b171abfdf5a2f71d46a19e8154ec1619635738a
parente084e04e42ca51528fc9a9c5faa3f7054d391320
Add `customhdr' (Sergey Matveev)..

Sergey suggested adding the possibility to add custom headers,
so provide the necessary foundation and implement a set of
commands that support global management of such additions
cmd_tab.h
nail.1
nailfuns.h
nam_a_grp.c