removed obsolete template file

added tpl_includeFile() to core

added plugin unit tests to phpunit config

plugin unit tests are in /lib/plugins/<pluginname>/_testing

updated unittesting readme

transformed lib/ unittests to phpunit

finished transformation of lexer.test.php

added first draft of lexer.test.php for phpunit

transformed remote.test.php to phpunit

transformed parser unit tests to phpunit

improved installation instruction in readme

Make getTitle method in remote interface public

Changed an error code in XML-RPC interface.
This error hasn't anything to do with the rest of the -32600 errors.

used default php unit config exclude high cpu usage tests

BG: language update

transformed search unittest to phpunit

added todo in testing readme

transformed untf8_ test to phpunit

transformed safefn test to phpunit

transformed parserutils_ unittests to phpunit

transformed pageutils_ tests to phpunit

transformed inc/mail tests to phpunit

reenabled mail_quited_printable_encode test in simpletest

fixed mail_isvalid unittest in simpletest

transformed inc/ixr unittests to phpunit

fixed ixr_library_ixr_message testcase in simpletest