For anyone who wants to upgrade to API 101, here's a solution that might work without waiting for Anywebview updates or looking for a new project.

[Typhonling]

Some systems can support both com.android.webview and com.google.android.webview at the same time. just mount the webview you need to the /system/app directory.
App Systemizer
Here is the module I use.
Working under A14 (maybe QPR
1)