added GPL info

empty

 #!/bin/sh
-# remove contents of ~/.trash
 ARG="$1"
 
+# empty - empty the contents of ~/.trash
+#
+# Copyright (C) 2011 Klaatu la Terible
+#
+# 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 3 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 St, Fifth Floor, Boston, MA 02110-1301, USA.
+
 if [ "X$ARG" == "X-v" ]
 	then
 	/bin/rm -rvf ~/.trash/*