update submodule pointers

diff --git a/compiler/hetmet b/compiler/hetmet
index cb76623..bebffa4 160000 (submodule)
--- a/compiler/hetmet
+++ b/compiler/hetmet
@@ -1 +1 @@
-Subproject commit cb76623a15c668453a369b06698c6896ba3075ee
+Subproject commit bebffa435dbc5afd126f6972fbf220977455854d

diff --git a/libraries/base b/libraries/base
index 39c2ea9..c13aea9 160000 (submodule)
--- a/libraries/base
+++ b/libraries/base
@@ -1 +1 @@
-Subproject commit 39c2ea9b8d746a4d7e3cd5e9792f017edd5698f9
+Subproject commit c13aea9521b5b8bafb7507e3761484bce17e44dd