reverting a bunch of changes that actually were bugs

src/mixins.ts

@@ -210,8 +210,8 @@ export class Mixin<N extends Node = Node> {
     (this.mounted as any) = true;
     (this.node as any) = node;
 
-    this.observers.start()
     this.inserted(node, parent)
+    this.observers.start()
   }
 
   /**
@@ -226,8 +226,8 @@ export class Mixin<N extends Node = Node> {
     (this.mounted as any) = false;
     (this.node as any) = null; // we force the node to null to help with garbage collection.
 
-    this.removed(node, parent, next, prev)
     this.observers.stop()
+    this.removed(node, parent, next, prev)
   }
 
   /**

src/verbs.ts

@@ -279,9 +279,13 @@ export class Repeater<T> extends Mixin<Comment> {
       // the value of the list didn't change, so we need to insert the elements.
       this.appendChildren(this.lst.length)
     } else {
-      var parent = this.node.parentNode!
-      for (var p of this.positions)
-        mount(p, parent)
+      // We timeout this to prevent finishing mounting elements before having our own
+      // observable started, to avoid them registering BEFORE us
+      // setTimeout(() => {
+      //   var parent = this.node.parentNode!
+      //   for (var p of this.positions)
+      //     mount(p, parent)
+      // })
     }
   }