use new base builder parallel compilation
diff --git a/releng.wtpbuilder/build.properties b/releng.wtpbuilder/build.properties
index c076650..d0b7700 100644
--- a/releng.wtpbuilder/build.properties
+++ b/releng.wtpbuilder/build.properties
@@ -30,3 +30,11 @@
 javacVerbose=true
 #############################################################
 
+# Properties introduced in 3.5 M3 (PDE base builder R35_M2). See
+# http://aniefer.blogspot.com/2008/10/sorting-bundles-and-parallel.html
+
+flattenDependencies=true
+parallelCompilation=true
+
+parallelThreadCount=12 
+parallelThreadsPerProcessor=3