GitLab

Update compile SDK for future features.
Replace android support librarys with AndroidX and material librarys.
AbstractAsistActivity class inherits from class AppCompatActivity.
Remove TwoPinOverlay class because 28 do not support com.google.android.maps namespace and TwoPinOverlay class was unused.
Remove uses-library tag with com.google.android.maps namespace from manifest file.

New CanteenModule in Asist Core with own Settings. Removed Canteen Settings from general settings and added function, that starttree opens CanteenModule.