closes #1543

Steps to reproduce

• log to app with (user-a)
• in an activity reply to a comment (a) with something, this create comment: (a-1)
• reply to (a-1), this create comment (a-1-a)
• navigate out to newsfeed
• from the web, whith other user (user-b), reply to (a-1), this create comment (a-1-b)
• go back to first user (user-a) in the app. You should have a notification in notifications list, tap it
• wait for app to focus on comment (a-1-b)
• Reply to comment (a-1), the focus should always stay on the input text while you type

changed the description