:art: Add atoi and atof

diff --git a/plug b/plug
index 9da3f7375460424e60302be23a66b84860833a92..35d69c43c223a8374607200d4f23274215168f9c 160000 (submodule)
--- a/plug
+++ b/plug
@@ -1 +1 @@
-Subproject commit 9da3f7375460424e60302be23a66b84860833a92
+Subproject commit 35d69c43c223a8374607200d4f23274215168f9c