Index: library/lib/nx-shell.tcl
===================================================================
diff -u -N -rf69105999ff5876732032cd779f3f7521ab010e5 -rb8ca306282c9a1000b1c93ffd97f7f4673953f65
--- library/lib/nx-shell.tcl	(.../nx-shell.tcl)	(revision f69105999ff5876732032cd779f3f7521ab010e5)
+++ library/lib/nx-shell.tcl	(.../nx-shell.tcl)	(revision b8ca306282c9a1000b1c93ffd97f7f4673953f65)
@@ -1,3 +1,43 @@
+# -*- tcl -*-
+############################################################
+# nx-shell.tcl --
+#
+#      Scripted shell (REPL) infrastructure for NX and XOTcl2.
+#
+# Copyright (C) 2010-2012 Gustaf Neumann
+# Copyright (C) 2016 Stefan Sobernig
+#
+# Vienna University of Economics and Business
+# Institute of Information Systems and New Media
+# A-1020, Welthandelsplatz 1
+# Vienna, Austria
+#
+# This work is licensed under the MIT License http://www.opensource.org/licenses/MIT
+#
+# Copyright:
+#
+# Permission is hereby granted, free of charge, to any person
+# obtaining a copy of this software and associated documentation files
+# (the "Software"), to deal in the Software without restriction,
+# including without limitation the rights to use, copy, modify, merge,
+# publish, distribute, sublicense, and/or sell copies of the Software,
+# and to permit persons to whom the Software is furnished to do so,
+# subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+#
+
+
 package require nx
 
 package provide nx::shell 1.1