mdb-astextplain: Fix for "spaces in table name" case

Signed-off-by: Kirill Smelkov <kirr@landau.phys.spbu.ru>

bin/mdb-astextplain

@@ -8,9 +8,10 @@ tabfile=`mktemp -t mdb-astextplain.XXXXXX`
 mdb-tables -1 "$mdbfile" | grep -v "^~TMP" | sort >$tabfile
 
 # for each table dump its schema and content
-for tab in `cat $tabfile` ; do
-    mdb-schema -T $tab  $mdbfile | grep -v '^--'
+while read ; do
+    tab="$REPLY"
+    mdb-schema -T "$tab"  "$mdbfile" | grep -v '^--'
     echo "----8<----"
-    mdb-export -Q -d '|' $mdbfile $tab
+    mdb-export -Q -d '|' "$mdbfile" "$tab"
     echo "----8<----"
-done
+done < $tabfile