[gimp-web/testing] Add short descriptions for new Ofnuts tutorials

[Pat David <patdavid src gnome org>]

commit e9718803c0578f4906f7af75a74b35c9351ad531
Author: Pat David <patdavid gmail com>
Date:   Thu Sep 8 13:41:23 2016 -0500

    Add short descriptions for new Ofnuts tutorials

 content/tutorials/index.md |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/content/tutorials/index.md b/content/tutorials/index.md
index 5c11559..0835aea 100644
--- a/content/tutorials/index.md
+++ b/content/tutorials/index.md
@@ -14,6 +14,7 @@ Use GIMP for simple graphics needs without having to learn advanced image manipu
 This tutorial walks through some basic image and layer manipulation techniques.
 
 [Making a Circle-Shaped Image][]  
+How to create a circular-shaped image.
 
 [Layer Masks][]  
 An introduction to using layer masks to modify the opacity of a layer.
@@ -25,6 +26,7 @@ A first look at the Curves tool and adjusting color tones in an image.
 What the GIMP Profile is and how to use it.
 
 [Image Formats Overview][]  
+Selecting the best image format for your purposes.
 
 
 [GIMP Quickies]: {filename}GIMP_Quickies/index.md