Added caffeine state.

.basescripts/dwmblocks/caffeine.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+state="$(xset q | grep "DPMS is" | awk '{print $3}')"
+
+if [ "$state" = "Enabled" ]; then
+    echo "[*]/"
+else
+    echo "[ ]/"
+fi