Updates dotfiles: 8f57251 Updates awesome: 0f54f54 Adds xrandr.lua

diff --git a/dotfiles b/dotfiles
index 3a9646ec063095fc72e0ee167fb3cdd4b101f2c1..8f572510393cfccba675c30c8cd3d6e8a7108c43 160000 (submodule)
--- a/dotfiles
+++ b/dotfiles
@@ -1 +1 @@
-Subproject commit 3a9646ec063095fc72e0ee167fb3cdd4b101f2c1
+Subproject commit 8f572510393cfccba675c30c8cd3d6e8a7108c43