Porting PicoTCP WIP

kernel/picotcp/docs/user_manual/chap_license.tex

@@ -0,0 +1,11 @@
+Unless you have received a written document by PicoTCP copyright holders stating otherwise,
+the software described in this document is distributed under the terms of the GNU General 
+Public License version 2 only.
+
+The terms of the license are reported below.
+
+\begin{center}
+{\bf\large GNU General Public license}
+{\bf Version 2, June 1991}
+\end{center}
+\input {gpl-2.0}