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/misc.js

@@ -128,4 +128,5 @@ class AnimLogo extends FaIcon
 customElements.define("fa-icon",  FaIcon);
 customElements.define("wr-anim-logo", AnimLogo);
 
-export { wrapCss, IS_APP, clickOnSpacebarPress, rwpLogo, FaIcon, AnimLogo };
+export { wrapCss, IS_APP, clickOnSpacebarPress, rwpLogo, FaIcon, AnimLogo,
+         LitElement, html, css, unsafeCSS, unsafeSVG };