submodule catta added

[meshlink] / catta

diff --git a/catta b/catta
new file mode 160000 (submodule)
index 0000000..7a5b2f6
--- /dev/null
+++ b/catta
@@ -0,0 +1 @@
+Subproject commit 7a5b2f69af7d36d6cd4153142f125fa011784e03