Merge Latest and Browse into one screen (#7921)

* Merge Latest and Browse into one

* Add back Latest button

* Change context to IO instead of launching a job

* Use loading screen when loading initial page

app/src/main/java/eu/kanade/tachiyomi/source/model/FilterList.kt

@@ -3,4 +3,12 @@ package eu.kanade.tachiyomi.source.model
 data class FilterList(val list: List<Filter<*>>) : List<Filter<*>> by list {
 
     constructor(vararg fs: Filter<*>) : this(if (fs.isNotEmpty()) fs.asList() else emptyList())
+
+    override fun equals(other: Any?): Boolean {
+        return false
+    }
+
+    override fun hashCode(): Int {
+        return list.hashCode()
+    }
 }