[gegl] docs: add missing file

[Ãyvind KolÃs <ok src gnome org>]

commit d08fbc3712380aa74bcc18398c0a4171c1cb7c9e
Author: Ãyvind KolÃs <pippin gimp org>
Date:   Mon Nov 19 21:44:55 2012 +0100

    docs: add missing file

 docs/copyright.txt.in |   18 ++++++++++++++++++
 1 files changed, 18 insertions(+), 0 deletions(-)
---
diff --git a/docs/copyright.txt.in b/docs/copyright.txt.in
new file mode 100644
index 0000000..bf3c8bc
--- /dev/null
+++ b/docs/copyright.txt.in
@@ -0,0 +1,18 @@
+Copyright
+~~~~~~~~~
+GEGL is free software; you can redistribute it and/or modify it under the terms
+of the link:LGPL[GNU Lesser General Public License] and link:GPL[GNU General
+Public License] as published by the Free Software Foundation; either version 3
+of the Licenses, or (at your option) any later version. The library itself is
+licensed under LGPL while the sample commandline application and GUI binary
+gegl is licensed under GPL.
+
+Contributors
+~~~~~~~~~~~~
+Many people have contributed to GEGL
+http://www.ohloh.net/projects/4349/analyses/latest[over time] the following
+lists are are ordered chronologically according to when they are mentioned in
+the ChangeLog.
+
+include::@top_srcdir@/AUTHORS[]
+