I have also been researching about that and apparently he has been able to fix his trackpad
https://www.tonymacx86.com/threads/lenovo-y530-i2c-synaptics-touchpad-issues.263532/ , Alexander posted on gitter that he has not been able to add Coffee Lake support yet. Some people said that polling mode should help us fix our trackpad.
I could not fix hardware acceleration until i used your folder and i have been using it since that day, you should fix your permissions. I need to wait 3 minutes until my computer boots, AppleBacklightFixup was not working until i moved Lilu to Library/Extensions/ and i patched my DSDT with _Q11 and _Q12 to fix Hotkeys