add submodule for all upstream repos

[ghc-hetmet.git] / libraries / containers

diff --git a/libraries/containers b/libraries/containers
new file mode 160000 (submodule)
index 0000000..592f6d9
--- /dev/null
+++ b/libraries/containers
@@ -0,0 +1 @@
+Subproject commit 592f6d9da9090e8d53432f22a01bb117fea2246c