added turbo library

lib/Turbo.ahk

@@ -0,0 +1,9 @@
+; Press Target button extremely rapidly while Hold button is held down
+
+Turbo(Target,Hold) {
+    While GetKeyState(Hold,"P") {
+        SendInput, {%Target% down}
+        Sleep 50
+    }
+    SendInput, {%Target% up}
+}