gen-egg-recipes: adapt licenses to match what OpenEmbedded expects

Signed-off-by: Mario Domenech Goulart <mario@ossystems.com.br>
chicken-egg-iconv: fix license (s/Public Domain/PD/)

Change-Id: Ide9c6f4297caa700beeb475becfc95b18759d78f
Signed-off-by: Mario Domenech Goulart <mario@ossystems.com.br>
chicken-egg-input-parse: fix license (s/Public Domain/PD/)

Change-Id: Id57d6b87f03f46fc7350deb0f217a4f5d52a593b
Signed-off-by: Mario Domenech Goulart <mario@ossystems.com.br>
chicken-egg-matchable: fix license (s/Public Domain/PD/)

Change-Id: Ib4cb7cf9e939423f9e066395e6bb3e152295cd14
Signed-off-by: Mario Domenech Goulart <mario@ossystems.com.br>
chicken-egg-simple-sha1: fix license (s/Public Domain/PD/)

Change-Id: I2a20cb8288bfb4fb5f0d5e6c970418ee291a9c1a
Signed-off-by: Mario Domenech Goulart <mario@ossystems.com.br>
chicken-egg-ssax: fix license (s/Public Domain/PD/)

Change-Id: I3085012c71128508a5a5080ad48ad77c5b03ace0
Signed-off-by: Mario Domenech Goulart <mario@ossystems.com.br>
chicken-egg-crypt: fix license (s/Public Domain/PD/)

Change-Id: I507223b595898a0e7ff66f8ba484d07760a6da05
Signed-off-by: Mario Domenech Goulart <mario@ossystems.com.br>
chicken-egg-make: fix license (s/LGPL-1/LGPL/)

Change-Id: Iba5b88e0f359089d8e5dd5074763a58576655874
Signed-off-by: Mario Domenech Goulart <mario@ossystems.com.br>
chicken: update to version 4.8.0.3

Change-Id: Ib8d893e95481888ea34d2bce45a181ee9d306c38
Signed-off-by: Mario Domenech Goulart <mario@ossystems.com.br>