Add default version files into the SDK for docs/tools/platforms.
diff --git a/scripts/tools_source.properties b/scripts/tools_source.properties
new file mode 100644
index 0000000..ba79b6c
--- /dev/null
+++ b/scripts/tools_source.properties
@@ -0,0 +1,2 @@
+Pkg.UserSrc=false
+Pkg.Revision=1