Deprecate the --collage option (aka collage mode)

It is pretty random and I doubt anyone actually uses it. Also, after removing
it, there are only two duplicates of the image index code instead of three...

1 files changed, 1 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index bb3e154..ff6f0f4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,6 +5,7 @@ git HEAD
     * Add --draw-tinted options to make overlay text (filename, caption etc.)
       better readable
       <https://github.com/derf/feh/issues/60>
+    * The --collage option (aka collage mode) is now deprecated
 
 Tue, 16 Aug 2011 22:48:06 +0200  Daniel Friesel <derf@finalrewind.org>