Fix quotes rendering in inline filtered html

Before:
a
>x
b
>z

This message would have been shown all gray in the client due to it not
beginning with a >. Now, the colors are properly shown for both quotes
and the non-quote text in between.

TODO.md

@@ -44,7 +44,6 @@
   - When qml syntax highlighting supports ES6 string interpolation, use that
 
 - Fixes
-  - Newlines and quote after newline in room subtitle
   - Event delegates changing height don't scroll the list
   - When selecting text and scrolling up, selection stops working after a while
     - Ensure all the text that should be copied is copied