Move license info out of the README file

Create a separate LICENSE file

LICENSE

+Copyright (C) 2011-2016 GRNET S.A. and individual contributors.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA.

README.md

@@ -20,23 +20,9 @@ Please see the [official Synnefo site](http://www.synnefo.org) and the
 [latest snf-image docs](http://www.synnefo.org/docs/snf-image/latest/index.html)
 for more information.
 
+Contact Information
+-------------------
 
-Copyright and license
-=====================
+* User discussions: synnefo@googlegroups.com
+* Development: synnefo-devel@googlegroups.com
 
-Copyright (C) 2011-2016 GRNET S.A. and individual contributors.
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301, USA.