[gimp-web/testing] Change Tone mapping tutorial title to use title case

[Pat David <patdavid src gnome org>]

commit 3894c05f27090edd3cc765a064f15d035fb24cd1
Author: Pat David <patdavid gmail com>
Date:   Fri May 6 13:40:49 2016 -0500

    Change Tone mapping tutorial title to use title case

 .../Tone_Mapping_Using_GIMP_Levels/index.md        |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/content/tutorials/Tone_Mapping_Using_GIMP_Levels/index.md 
b/content/tutorials/Tone_Mapping_Using_GIMP_Levels/index.md
index 3dc7ecb..11a687a 100644
--- a/content/tutorials/Tone_Mapping_Using_GIMP_Levels/index.md
+++ b/content/tutorials/Tone_Mapping_Using_GIMP_Levels/index.md
@@ -1,4 +1,4 @@
-Title: Tone mapping and shadow recovery using GIMP's 'Colors/Exposure'
+Title: Tone Mapping and Shadow Recovery Using GIMP's 'Colors/Exposure'
 Date: 2016-03
 Modified: 2016-03
 Author: Elle Stone