removed deprecated old test framework

_test/cases/inc/parser/parser_unformatted.test.php

_test/cases/inc/parser/xhtml_htmlphp.test.php

_test/cases/inc/parser/xhtml_links.test.php

...es/inc/parserutils_set_metadata_during_rendering.test.php

_test/cases/inc/remote.test.php

_test/cases/inc/safefn.test.php

_test/cases/inc/search/data/ns1/ns3/page3.txt

_test/cases/inc/search/data/ns1/page1.txt

_test/cases/inc/search/data/ns1/page2.txt

_test/cases/inc/search/data/ns2/nopage.ext

_test/cases/inc/search/data/ns2/page1.txt

_test/cases/inc/search/search.test.php

_test/cases/inc/utf8_correctidx.test.php

_test/cases/inc/utf8_html.test.php

_test/cases/inc/utf8_kanaromaji.txt

_test/cases/inc/utf8_romanize.test.php

_test/cases/inc/utf8_stripspecials.test.php

_test/cases/inc/utf8_substr.test.php

_test/cases/inc/utf8_unicode.test.php

_test/cases/inc/utf8_utf16be.test.php