Mac installer build scripts: add copyright notice, clean up temporary files

mac_installer/myDistribution

@@ -1,4 +1,22 @@
 <?xml version="1.0" encoding="utf-8" standalone="no"?>
+<!--
+# This file is part of BOINC.
+# http://boinc.berkeley.edu
+# Copyright (C) 2013 University of California
+#
+# BOINC is free software; you can redistribute it and/or modify it
+# under the terms of the GNU Lesser General Public License
+# as published by the Free Software Foundation,
+# either version 3 of the License, or (at your option) any later version.
+#
+# BOINC 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 Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with BOINC.  If not, see <http://www.gnu.org/licenses/>.
+-->
 <installer-gui-script minSpecVersion="1">
     <pkg-ref id="edu.berkeley.boinc">
         <bundle-version>

mac_installer/release_boinc.sh

@@ -2,7 +2,7 @@
 
 # This file is part of BOINC.
 # http://boinc.berkeley.edu
-# Copyright (C) 2008 University of California
+# Copyright (C) 2013 University of California
 #
 # BOINC is free software; you can redistribute it and/or modify it
 # under the terms of the GNU Lesser General Public License
@@ -365,12 +365,11 @@ fi
 #popd
 cd "${BOINCPath}"
 
-if [ 1 -ne 1 ]; then
 sudo rm -dfR ../BOINC_Installer/Installer\ Resources/
 sudo rm -dfR ../BOINC_Installer/Installer\ Scripts/
 sudo rm -dfR ../BOINC_Installer/Pkg_Root
 sudo rm -dfR ../BOINC_Installer/locale
 sudo rm -dfR ../BOINC_Installer/Installer\ templates
 sudo rm -dfR ../BOINC_Installer/expandedVBox
-fi
+
 return 0