Added EFI files and Utilities

Utilities/alc_fix/uninstall.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+echo "Uninstalling ALCPlugFix.  Root user is required."
+
+# check if the root filesystem is writeable (starting with macOS 10.15 Catalina, the root filesystem is read-only by default)
+if sudo test ! -w "/"; then
+    echo "Root filesystem is not writeable.  Remounting as read-write and restarting Finder."
+    sudo mount -uw /
+    sudo killall Finder
+fi
+
+sudo rm /usr/bin/ALCPlugFix
+sudo rm /usr/bin/hda-verb
+sudo launchctl unload -w /Library/LaunchDaemons/com.echo.ALCPlugFix.plist
+sudo launchctl remove com.echo.ALCPlugFix
+sudo rm /Library/LaunchDaemons/com.echo.ALCPlugFix.plist
+
+echo "Done!"
+exit 0