Revert "Show the name of the actually tested class in text entry unit tests."

Revert r73959, the name of the control can be seen from the name of the
failing test case actually, so there is no need to include it in the message.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73962 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Recognize "buildbot" user in IsAutomaticTest() too.

Some build slaves apparently run under "buildbot" user and not "buildslave",
recognize them as running automatic tests too.

Also show the name of the current system and user on startup to avoid such
guess work in the future.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73963 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Enable yet more tests in wxAnyTestCase::GetAs().

This is part of the continuing series of commits to find out what results in
heap corruption in wxOSX PPC builds.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73964 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775