upgrade_dist: backup all apt dir instead of just modified file

modules/upgrade_dist.sh

@@ -13,12 +13,15 @@
 #   * PROXYAPTPORT: Working port for APT proxy
 # ------------------------------------------------------------------------------
 
-export VER_upgrade_dist="0.0.8"
+export VER_upgrade_dist="0.0.9"
 
 upgrade_dist()
 {
     local proxyfile=/etc/apt/apt.conf.d/00proxy
     
+    # We backup entire apt dir as future version will normalise source.list files
+    backupdist /etc/apt
+
     prnt I "Configuration du proxy pour APT..."
     if [[ $PROXYAPT ]]; then
         if [[ ! -d $(dirname $proxyfile) ]]; then
@@ -27,7 +30,6 @@ upgrade_dist()
                 die 60
             )
         fi
-        backupdist $proxyfile
         echo "# Generated automatically on $(stdtime) by $0" > $proxyfile
         echo "Acquire::http::Proxy \"http://${PROXYAPT}:${PROXYAPTPORT}\";" >> $proxyfile
     else