[gimp-web/testing] 2.10.4: unsharp mask

[Alexandre Prokoudine <aprokoudine src gnome org>]

commit cf65fb56b32988364e0b625612e8cef87b6af320
Author: Alexandre Prokoudine <alexandre prokoudine gmail com>
Date:   Wed Jul 4 16:03:08 2018 +0000

    2.10.4: unsharp mask

 content/news/2018-06-30_GIMP-2.10.4_Released/index.md | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/content/news/2018-06-30_GIMP-2.10.4_Released/index.md 
b/content/news/2018-06-30_GIMP-2.10.4_Released/index.md
index afeb101a..3689f119 100644
--- a/content/news/2018-06-30_GIMP-2.10.4_Released/index.md
+++ b/content/news/2018-06-30_GIMP-2.10.4_Released/index.md
@@ -107,8 +107,10 @@ the workshop. The idea is that you can choose a hue, then select width of the
 hues range around that base hue, then tweak saturation of all afftected pixels.
 
 Øyvind Kolås applied various fixes to the *Pixelize* operation and added the
-"needs-alpha" meta-data to *Color to Alpha* and *svg-luminancetoalpha*.
-operations.
+"needs-alpha" meta-data to *Color to Alpha* and *svg-luminancetoalpha*
+operations. He also added a *Threshold* setting to the *Unsharp Mask* filter
+(now called *Sharpen (Unsharp Mask)*) to restore and improve the legacy
+*Unsharp Mask* implementation from GIMP prior to v2.10.
 
 In babl, Ell introduced various improvements to the babl-palette code, including
 making the default palette initialization thread-safe. Øyvind Kolås added an