Make security preamble consistent in a few places where it deviates slightly
http://dev.kohanaframework.org/issues/4740

(in sync with vendor)
Obsolete file that should have gone away when we filtered it out
in the vendor repo.
Update to roll in http://dev.kohanaframework.org/issues/4735 from upstream.
Fix preamble check for log files.
Move the TestSuite declaration that PHPUnit requires into a more reasonable place
Get rid of the other crap and just leave the TestSuite declaration.
Reflect the fact that we moved unittest/tests.php into the gallery_unittest module