cgic: new package

Signed-off-by: Dave Bender <bender@benegon.com>
Signed-off-by: David Bender <codehero@gmail.com>
[yann.morin.1998@free.fr: simplify rules to use -C $(@D); do not install
 in target/ ; add description to patches; split patches into independent
 changes; add hash]
[Thomas: fix minor typos in patch description.]
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>