Revert the part of 923b01e2 which reverses currency quotes less than 1.

Now that GnuCash uses 64 bit numbers in numerics this is not necessary.
It can store a number as small as 1e-9 with 9 significant digits.

libgnucash/quotes/gnc-fq-dump

@@ -168,7 +168,9 @@ if ($exchange eq "currency") {
   while ($#ARGV >= 0) {
     my $to = shift;
     my $result = $q->currency($from, $to);
-    unless (defined($result) && $result >= 1) {
+    # Sometimes quotes are available in only one direction.
+    # If we didn't get the one we wanted try the reverse quote
+    unless (defined($result)) {
         my $inv_res = $q->currency($to, $from);
         if (defined($inv_res)) {
             my $tmp = $to;

libgnucash/quotes/gnc-fq-helper.in

@@ -349,10 +349,8 @@ while(<>) {
 
     my $price = $quoter->currency($from_currency, $to_currency);
     my $inv_price = undef;
-    #Sometimes price quotes are available in only one direction, and if the
-    #direction we asked for results in a quote < 1 we want the other direction
-    #if it's available to get more significant digits.
-    unless (defined($price) && $price > 1) {
+    # Sometimes price quotes are available in only one direction.
+    unless (defined($price)) {
         $inv_price = $quoter->currency($to_currency, $from_currency);
         if (defined($inv_price)) {
             my $tmp = $to_currency;