Added GPL License. Added H projectile.

trimsp/TrimSPGUI/Chem.pm

@@ -1,3 +1,19 @@
+# This file is part of TrimSPGUI.
+#
+#   TrimSPGUI 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.
+#
+#   TrimSPGUI 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 Foobar.  If not, see <http://www.gnu.org/licenses/>.
+#
+# Copyright 2009 by Zaher Salman and the LEM Group.
 
 package Chem;