Added KiriInstantFade back in, as essentaially a no-op, because a bunch of user-made sprays already refer to it. Removed KiriInstantFade from the example sprays.

decaldef.txt

@@ -1,3 +1,16 @@
+stretcher KiriInstantFade
+{
+    // You don't need this anymore! It's just here because a bunch of
+    // sprays were already made that use it!
+
+    // These numbers are designed to do nothing, and wait a long time
+    // before doing it. It's a no-op.
+    GoalX 1.0
+    GoalY 1.0
+    StretchStart 9999999.0
+    StretchTime 9999999.0
+}
+
 decal KiriTestDecal
 {
 	pic KSPYA0

source_data/HDSnekTechExampleSpray/decaldef.txt

@@ -1,7 +1,6 @@
 decal SnekSpray_Example
 {
 	pic KSPEA0
-	animator KiriInstantFade
     translucent 0.8
     randomflipx
 }