Move the version/copyright string to a separate file

It didn't really belong into the bsc_init.c... now we could
even easily autogenerate this file.
diff --git a/openbsc/src/bsc_version.c b/openbsc/src/bsc_version.c
new file mode 100644
index 0000000..0266194
--- /dev/null
+++ b/openbsc/src/bsc_version.c
@@ -0,0 +1,32 @@
+/* Hold the copyright and version string */
+/* (C) 2010 by Harald Welte <laforge@gnumonks.org>
+ * All Rights Reserved
+ *
+ * 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.
+ *
+ */
+
+#include "bscconfig.h"
+
+const char *openbsc_version = "OpenBSC " PACKAGE_VERSION;
+const char *openbsc_copyright =
+	"Copyright (C) 2008-2010 Harald Welte, Holger Freyther\n"
+	"Contributions by Daniel Willmann, Jan Lübbe,Stefan Schmidt\n"
+	"Dieter Spaar, Andreas Eversberg\n\n"
+	"License GPLv2+: GNU GPL version 2 or later <http://gnu.org/licenses/gpl.html>\n"
+	"This is free software: you are free to change and redistribute it.\n"
+	"There is NO WARRANTY, to the extent permitted by law.\n";
+
+