My apologies for not having noticed this earlier.
Since #180,
http://build.squeak.org/job/SqueakTrunk/lastCompletedBuild/testReport/Tests.Bugs/RenderBugz/testHeading/shows a failure, saying
Error Message
Block evaluation took more than the expected 0:00:00:00.004
Stacktrace
RenderBugz(TestCase)>>assert:description:
RenderBugz(TestCase)>>should:notTakeMoreThan:
RenderBugz(TestCase)>>should:notTakeMoreThanMilliseconds:
RenderBugz>>shouldntTakeLong:
RenderBugz>>testHeading
RenderBugz(TestCase)>>performTest
I don't know if this is an intermittent failure or what might cause it.
frank