substratum theme engine

Oct 28, 2018

v1009 changelog:
- Support Samsung Pie beta with Andromeda mode
- Fix profiles crash for N users

Older changelogs:
v1008:
- Allow overlays to compile against split APKs
- Fix licensing issues
- Handle some more places which could trigger crashes


v1007: Fix type2 application and a couple other crashes

v1006: Cleanup Pie related code that caused regression for Andromeda users.

v1005: Resolve overlay installation issues for rooted nougat users