Linux v2.6.15

Hey, it's fifteen years today since I bought the machine that got Linux
started.  January 2nd is a good date.
diff --git a/Makefile b/Makefile
index f937f1f45..497884d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 15
-EXTRAVERSION =-rc7
+EXTRAVERSION =
 NAME=Sliding Snow Leopard
 
 # *DOCUMENTATION*