Update to r27c

[FoxiruFoxcat3Cats]

No description provided.

[robertkirkman]

I have been working on trying to make a version for r27c but it's really hard, it takes a long time and it's really hard so please be patient with it. If you also try to do it, then you can start learning how too and there will be more people who know how to do it, which is really important