lowercase ui.debug and assert output
This does not effect the log or status commands and should be okay
according to the compatibility rules.
changeset: 0:61c9426e69fe
tag: tip
user: test
date: Thu Jan 01 00:00:00 1970 +0000
summary: test
---- HEADERS
200 Script output follows
---- DATA
[('Content-Type', 'text/html; charset=ascii')]
---- ERRORS