### Improvements

*   Android - Added API 26 and 27 to scripting and Editor.

### Fixes

*   (986778([935077](https://issuetracker.unity3d.com/product/unity/issues/guid/935077/))) - Android: Disabled warnings in ProGuard by default; fixes build errors with 3rd party plugins.
*   (None) - Android: Fixed crash when running on Android 8 in instant app mode.
*   (1049051([972060](https://issuetracker.unity3d.com/product/unity/issues/guid/972060/))) - Graphics: Fixed crash in Mesh.ClearBlendShapes.
*   (1014147([1010809](https://issuetracker.unity3d.com/product/unity/issues/guid/1010809/))) - Graphics: Fixed some backface culling corner cases.
*   ([944153](https://issuetracker.unity3d.com/product/unity/issues/guid/944153/)) - iOS: Fixed race condition with nulling "system RT" texture in DestroySystemRenderingSurfaceMTL.
*   ([985457](https://issuetracker.unity3d.com/product/unity/issues/guid/985457/)) - OpenGL: Fixed GLCore API crash when using indirect buffer as rw buffer.

Revision: 9758a36cfaa6