[APP-782] Support invalid handles correctly (#1049)

* Update profile link construction to support handle.invalid

* Update list links  to support using handles

* Use did for isMe check to ensure invalid handles dont distort the check

* Shift the red (error) colors away from the pink spectrum

* Add ThemedText helper component

* Add sanitizedHandle() helper to render invalid handles well

* Fix regression: only show avatar in PostMeta when needed

* Restore the color of likes

* Remove users with invalid handles from default autosuggests

src/state/models/ui/shell.ts

@@ -208,6 +208,7 @@ export interface ComposerOptsQuote {
   text: string
   indexedAt: string
   author: {
+    did: string
     handle: string
     displayName?: string
     avatar?: string