Long audio playback improvements: 2x playback, position storing

Various UI fixes

submodules/ActivityIndicator/Sources/ActivityIndicator.swift

@@ -85,6 +85,10 @@ public final class ActivityIndicator: ASDisplayNode {
         
         super.init()
         
+        if case let .custom(_, _, _, forceCustom) = self.type, forceCustom {
+            self.isLayerBacked = true
+        }
+        
         switch type {
         case let .navigationAccent(theme):
             self.indicatorNode.image = PresentationResourcesRootController.navigationIndefiniteActivityImage(theme)