Fix some issues related to status/aside editor height changing.

props wonderboymusic. fixes #23992.

git-svn-id: http://core.svn.wordpress.org/trunk@24084 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Restore the title visibility for Asides (but keep autogeneration fallback).

see #24011.

git-svn-id: http://core.svn.wordpress.org/trunk@24085 1a063a9b-81f0-0310-95a4-ce76da25c4cd