tolerate spaces in vars

Author: aptalca

root/etc/cont-init.d/30-config

@@ -213,12 +213,12 @@ DUDE
 
 save_vars () {
   cat <<DUDE > /config/.donoteditthisfile
-ORIG_SERVERURL=$SERVERURL
-ORIG_SERVERPORT=$SERVERPORT
-ORIG_PEERDNS=$PEERDNS
-ORIG_PEERS=$PEERS
-ORIG_INTERFACE=$INTERFACE
-ORIG_ALLOWEDIPS=$ALLOWEDIPS
+ORIG_SERVERURL="$SERVERURL"
+ORIG_SERVERPORT="$SERVERPORT"
+ORIG_PEERDNS="$PEERDNS"
+ORIG_PEERS="$PEERS"
+ORIG_INTERFACE="$INTERFACE"
+ORIG_ALLOWEDIPS="$ALLOWEDIPS"
 DUDE
 }