also download Untgz.zip from qgis.org

Author: jef-n

ms-windows/osgeo4w/creatensis.pl

@@ -63,7 +63,7 @@
 mkdir $packages, 0755 unless -d $packages;
 chdir $packages;
 
-system "wget $wgetopt -c http://nsis.sourceforge.net/mediawiki/images/9/9d/Untgz.zip" unless -f "Untgz.zip";
+system "wget $wgetopt -c http://qgis.org/downloads/Untgz.zip" unless -f "Untgz.zip";
 die "download of Untgz.zip failed" if $?;
 
 my %dep;