diff --git a/app/src/debug/res/drawable/ic_launcher_foreground.xml b/app/src/debug/res/drawable/ic_launcher_foreground.xml
deleted file mode 100644
index e1b82b5756..0000000000
--- a/app/src/debug/res/drawable/ic_launcher_foreground.xml
+++ /dev/null
@@ -1,34 +0,0 @@
-
-
-
-
-
-
-
-
-
diff --git a/app/src/debug/res/drawable/ic_migrate_direction.xml b/app/src/debug/res/drawable/ic_migrate_direction.xml
deleted file mode 100644
index 90e15b6b99..0000000000
--- a/app/src/debug/res/drawable/ic_migrate_direction.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-
-
-
\ No newline at end of file
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/database/models/MangaImpl.kt b/app/src/main/java/eu/kanade/tachiyomi/data/database/models/MangaImpl.kt
index 906ad8f460..8f5313a42a 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/models/MangaImpl.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/models/MangaImpl.kt
@@ -73,7 +73,7 @@ open class MangaImpl : Manga {
}
companion object {
- private var lastCoverFetch:MutableMap = mutableMapOf()
+ private var lastCoverFetch:HashMap = hashMapOf()
fun setLastCoverFetch(id: Long, time: Long) {
lastCoverFetch[id] = time
diff --git a/app/src/main/res/anim/enter_from_left.xml b/app/src/main/res/anim/enter_from_left.xml
deleted file mode 100644
index 67f7b0f76a..0000000000
--- a/app/src/main/res/anim/enter_from_left.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-
-
-
-
\ No newline at end of file
diff --git a/app/src/main/res/anim/enter_from_right.xml b/app/src/main/res/anim/enter_from_right.xml
deleted file mode 100644
index e5a91703ea..0000000000
--- a/app/src/main/res/anim/enter_from_right.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-
-
-
-
\ No newline at end of file
diff --git a/app/src/main/res/anim/exit_to_left.xml b/app/src/main/res/anim/exit_to_left.xml
deleted file mode 100644
index b5d7eb0fcc..0000000000
--- a/app/src/main/res/anim/exit_to_left.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-
-
-
-
\ No newline at end of file
diff --git a/app/src/main/res/anim/exit_to_right.xml b/app/src/main/res/anim/exit_to_right.xml
deleted file mode 100644
index c0f406cb01..0000000000
--- a/app/src/main/res/anim/exit_to_right.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-
-
-
-
\ No newline at end of file
diff --git a/app/src/main/res/anim/fade_in.xml b/app/src/main/res/anim/fade_in.xml
deleted file mode 100644
index 94282b214f..0000000000
--- a/app/src/main/res/anim/fade_in.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-
-
-
-
\ No newline at end of file
diff --git a/app/src/main/res/drawable/circle_backdrop.xml b/app/src/main/res/drawable/circle_backdrop.xml
deleted file mode 100644
index c6ea3cb6ce..0000000000
--- a/app/src/main/res/drawable/circle_backdrop.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-
-
-
-
\ No newline at end of file
diff --git a/app/src/main/res/drawable/empty_divider.xml b/app/src/main/res/drawable/empty_divider.xml
deleted file mode 100644
index 2d9192e3c6..0000000000
--- a/app/src/main/res/drawable/empty_divider.xml
+++ /dev/null
@@ -1,10 +0,0 @@
-
-
-
-
-
-
-
\ No newline at end of file
diff --git a/app/src/main/res/drawable/ic_in_library_24dp.xml b/app/src/main/res/drawable/ic_in_library_24dp.xml
deleted file mode 100644
index f95fc68ae2..0000000000
--- a/app/src/main/res/drawable/ic_in_library_24dp.xml
+++ /dev/null
@@ -1,7 +0,0 @@
-
-
-
\ No newline at end of file
diff --git a/app/src/main/res/drawable/ic_keyboard_arrow_down_black_32dp.xml b/app/src/main/res/drawable/ic_keyboard_arrow_down_black_32dp.xml
deleted file mode 100644
index 8a9f899145..0000000000
--- a/app/src/main/res/drawable/ic_keyboard_arrow_down_black_32dp.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-
-
-
diff --git a/app/src/main/res/drawable/ic_keyboard_arrow_up_black_32dp.xml b/app/src/main/res/drawable/ic_keyboard_arrow_up_black_32dp.xml
deleted file mode 100644
index 7d7c892949..0000000000
--- a/app/src/main/res/drawable/ic_keyboard_arrow_up_black_32dp.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-
-
-
diff --git a/app/src/main/res/drawable/ic_language_black_24dp.xml b/app/src/main/res/drawable/ic_language_black_24dp.xml
deleted file mode 100644
index d07324c87d..0000000000
--- a/app/src/main/res/drawable/ic_language_black_24dp.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-
-
-
diff --git a/app/src/main/res/drawable/ic_launcher_foreground.xml b/app/src/main/res/drawable/ic_launcher_foreground.xml
deleted file mode 100644
index 8ee4861fa5..0000000000
--- a/app/src/main/res/drawable/ic_launcher_foreground.xml
+++ /dev/null
@@ -1,34 +0,0 @@
-
-
-
-
-
-
-
-
-
diff --git a/app/src/main/res/drawable/ic_menu_white_24dp.xml b/app/src/main/res/drawable/ic_menu_white_24dp.xml
deleted file mode 100644
index cf37e2a393..0000000000
--- a/app/src/main/res/drawable/ic_menu_white_24dp.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-
-
-
diff --git a/app/src/main/res/drawable/ic_swap_calls_white_24dp.xml b/app/src/main/res/drawable/ic_swap_calls_white_24dp.xml
deleted file mode 100644
index 5ed77a6b91..0000000000
--- a/app/src/main/res/drawable/ic_swap_calls_white_24dp.xml
+++ /dev/null
@@ -1,5 +0,0 @@
-
-
-
diff --git a/app/src/main/res/drawable/ic_watch_later_black_24dp.xml b/app/src/main/res/drawable/ic_watch_later_black_24dp.xml
deleted file mode 100644
index e9f85c873b..0000000000
--- a/app/src/main/res/drawable/ic_watch_later_black_24dp.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-
-
-
diff --git a/app/src/main/res/drawable/text_button.xml b/app/src/main/res/drawable/text_button.xml
deleted file mode 100644
index ef5c24c567..0000000000
--- a/app/src/main/res/drawable/text_button.xml
+++ /dev/null
@@ -1,15 +0,0 @@
-
-
-
-
-
-
-
-
-
-
\ No newline at end of file
diff --git a/app/src/main/res/layout/catalogue_drawer.xml b/app/src/main/res/layout/catalogue_drawer.xml
index cfcd725c1c..cb6440ee7a 100644
--- a/app/src/main/res/layout/catalogue_drawer.xml
+++ b/app/src/main/res/layout/catalogue_drawer.xml
@@ -1,7 +1,6 @@
diff --git a/app/src/main/res/layout/download_item.xml b/app/src/main/res/layout/download_item.xml
index dc0556269d..58b9b54580 100644
--- a/app/src/main/res/layout/download_item.xml
+++ b/app/src/main/res/layout/download_item.xml
@@ -2,7 +2,6 @@
diff --git a/app/src/main/res/layout/migration_manga_card.xml b/app/src/main/res/layout/migration_manga_card.xml
index 38042d2fd6..1ff7a6a88a 100644
--- a/app/src/main/res/layout/migration_manga_card.xml
+++ b/app/src/main/res/layout/migration_manga_card.xml
@@ -88,7 +88,6 @@
diff --git a/app/src/main/res/layout/pref_account_login.xml b/app/src/main/res/layout/pref_account_login.xml
index 6167969e0b..2065aec0d4 100644
--- a/app/src/main/res/layout/pref_account_login.xml
+++ b/app/src/main/res/layout/pref_account_login.xml
@@ -15,7 +15,6 @@
android:textStyle="bold"/>
diff --git a/app/src/main/res/layout/reader_settings_sheet.xml b/app/src/main/res/layout/reader_settings_sheet.xml
index 928665ce2a..b97715aa24 100644
--- a/app/src/main/res/layout/reader_settings_sheet.xml
+++ b/app/src/main/res/layout/reader_settings_sheet.xml
@@ -40,7 +40,6 @@
app:layout_constraintStart_toEndOf="parent" />
diff --git a/app/src/main/res/layout/smart_search.xml b/app/src/main/res/layout/smart_search.xml
deleted file mode 100644
index 5d6e83ff17..0000000000
--- a/app/src/main/res/layout/smart_search.xml
+++ /dev/null
@@ -1,57 +0,0 @@
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
diff --git a/app/src/main/res/layout/track_item.xml b/app/src/main/res/layout/track_item.xml
index 029ca35fd3..ba771d41c4 100644
--- a/app/src/main/res/layout/track_item.xml
+++ b/app/src/main/res/layout/track_item.xml
@@ -2,7 +2,6 @@
diff --git a/app/src/main/res/layout/track_search_item.xml b/app/src/main/res/layout/track_search_item.xml
index 908068240b..b45f76a5a9 100644
--- a/app/src/main/res/layout/track_search_item.xml
+++ b/app/src/main/res/layout/track_search_item.xml
@@ -1,13 +1,11 @@
-