[gedit] README: note run-time dependency on icon theme

[Patrick Welche <pwelche src gnome org>]

commit 42baf641e324fc1daade863eb89d97dc4bde580f
Author: Patrick Welche <prlw1 cam ac uk>
Date:   Sat Jan 3 10:38:22 2015 +0000

    README: note run-time dependency on icon theme
    
    https://bugzilla.gnome.org/show_bug.cgi?id=741986

 README |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/README b/README
index 7366e83..e6ef393 100644
--- a/README
+++ b/README
@@ -64,7 +64,11 @@ Information about gedit mailing lists can be found at
 Installation
 ============
 
-gedit requires GTK+ >= 3.14.0, GtkSourceView >= 3.14.0 and libpeas >= 1.7.x libraries.
+gedit requires GTK+ >= 3.14.0, GtkSourceView >= 3.14.0 and
+libpeas >= 1.7.x libraries. It also has a run-time dependency on an
+icon theme for its icons. If gedit fails to display icons, installing
+GNOME's default adwaita-icon-theme is a simple way of providing them.
+
 PyGobject 3.0.x and gobject-introspection 0.9.0 are required to enable python
 plugins support.