:art: Use bool

diff --git a/ast b/ast
index 1ef0e2082f517b521ef935039c27a42e42ab5c3d..b26e47f2eb001944c922d5b406ef03ae3e229782 160000 (submodule)
--- a/ast
+++ b/ast
@@ -1 +1 @@
-Subproject commit 1ef0e2082f517b521ef935039c27a42e42ab5c3d
+Subproject commit b26e47f2eb001944c922d5b406ef03ae3e229782

diff --git a/plug b/plug
index 4a6b916f9247d87a28a7a74872839c4631d6b01f..035fcc8a3deddce84a262b4bfee2360dc8bfbfbc 160000 (submodule)
--- a/plug
+++ b/plug
@@ -1 +1 @@
-Subproject commit 4a6b916f9247d87a28a7a74872839c4631d6b01f
+Subproject commit 035fcc8a3deddce84a262b4bfee2360dc8bfbfbc