ui improvements:

- condense navbar, always show with breadcrumbs for collection title and current page
- add update-title event to propagate replay page title for breadcrumb, also updates document.title
- appmain: make app component more extensible, make coll-index also extensible with custom coll info component
- condense index view headers
- bump to 1.3.2

src/replay.js

@@ -92,6 +92,9 @@ class Replay extends LitElement
 
     if (this.iframeUrl && changedProperties.has("iframeUrl")) {
       this.waitForLoad();
+
+      const detail = {title: "Archived Page", replayTitle: false};
+      this.dispatchEvent(new CustomEvent("update-title", {bubbles: true, composed: true, detail}));
     }
 
     if (this.replayUrl && changedProperties.has("replayUrl")) {
@@ -131,8 +134,9 @@ class Replay extends LitElement
       }
     }
 
-    if (this.title){
-      document.title = `Replay of ${this.title} | ReplayWeb.page`;
+    if (this.title) {
+      const detail = {title: this.title, replayTitle: true};
+      this.dispatchEvent(new CustomEvent("update-title", {bubbles: true, composed: true, detail}));
     }
   }