[interchange] In [image] search for upper and lower case of file suffixes, in predictable order

commit 45547285ada3954cbb6b616847145d2ca0692c0c
Author: Jon Jensen <[email protected]>
Date:   Thu Mar 31 18:26:39 2016 -0600

    In [image] search for upper and lower case of file suffixes, in predictable order

 code/SystemTag/image.tag |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/code/SystemTag/image.tag b/code/SystemTag/image.tag
index 7512f88..6d4de2a 100644
--- a/code/SystemTag/image.tag
+++ b/code/SystemTag/image.tag
@@ -1,4 +1,4 @@
-# Copyright 2002-2011 Interchange Development Group and others
+# Copyright 2002-2016 Interchange Development Group and others
 # 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -9,7 +9,7 @@ UserTag image Order     src
 UserTag image AttrAlias geometry makesize
 UserTag image AttrAlias resize makesize
 UserTag image AddAttr
-UserTag image Version   1.25
+UserTag image Version   1.26
 UserTag image Routine   <<EOR
 sub {
 	my ($src, $opt) = @_;
@@ -132,6 +132,9 @@ sub {
 			my @trylist;
 			if ($try and $try !~ /$filere/) {
 				@trylist = map { "$try.$_" } @imagesuffixes;
+				push @trylist, map { $try . '.' . uc($_) } @imagesuffixes;
+				my %uniq = map { $_ => undef } @trylist;
+				@trylist = sort keys %uniq;
 			} else {
 				@trylist = ($try);
 			}