Added support for Android 8.0/8.1 Oreo

Thanks to @rapperskull

Package name changed

UNINSTALL PREVIOUS VERSION FIRST!
You will just get two different packages, behavior undefined.

Changed minsdkversion

worked from Marshmallow to Oreo.

Just work

This release is tagged with minSdkVersion 7.1.1 and xposedminversion 82. Though it may not work but you should check it out. If not, feel free to make a issue.