* Hide reader menu when user starts reading again
* Hide menu on zoom and scrolling around during zoom
Didn't work for webtoon
* Only listen when menu is visible
(cherry picked from commit 356cd4ef522bec405253954ec4b2dea90a4e69c7)
# Conflicts:
# app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt
# app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerPageHolder.kt
# app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerViewer.kt