Abinit: fix wannier tar.gz because of wrong md5sum

Abinit/download.sh

@@ -5,8 +5,8 @@ LIST=(
         http://forge.abinit.org/fallbacks/atompaw-4.0.1.0.tar.gz
         http://forge.abinit.org/fallbacks/libxc-3.0.0.tar.gz
         http://forge.abinit.org/fallbacks/netcdf-4.1.1.tar.gzs
-        http://forge.abinit.org/fallbacks/wannier90-2.0.1.1.tar.gz
-        https://www.abinit.org/sites/default/files/packages/abinit-8.10.3.tar.gz
+        https://launchpad.net/wannier90/2.0/2.0.1.1/+download/wannier90-2.0.1.1.tar.gz
+	https://www.abinit.org/sites/default/files/packages/abinit-8.10.3.tar.gz
 )
 
 copy(){
@@ -18,7 +18,7 @@ copy(){
 }
 
 for name in "${LIST[@]}"; do
-        wget -nc --no-check-certificate $name
+        wget --tries=2 -nc --no-check-certificate $name
         if [[  $? != "0" ]]; then
                 copy # if download failed then copy
                 break 2