add wtpcap build
diff --git a/releng.wtpbuilder/buildtemplates/build.xml b/releng.wtpbuilder/buildtemplates/build.xml
index 9733c3e..7e0f837 100644
--- a/releng.wtpbuilder/buildtemplates/build.xml
+++ b/releng.wtpbuilder/buildtemplates/build.xml
@@ -30,7 +30,7 @@
     -->
     <property
         name="featuresuffix"
-        value=""/>
+        value=".feature"/>
     <property
         name="sdksuffix"
         value="_sdk"/>