Tag 8.0.28

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc8.0.x/tags/TOMCAT_8_0_28@1707356 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/build.properties.default b/build.properties.default
index 22330e9..933e6c8 100644
--- a/build.properties.default
+++ b/build.properties.default
@@ -27,7 +27,7 @@
 version.minor=0
 version.build=28
 version.patch=0
-version.suffix=-dev
+version.suffix=
 
 # ----- Build control flags -----
 # Note enabling validation uses Checkstyle which is LGPL licensed