Fixing issues with CLI test runner where the error handler would cont…

…inue to be cakephp's instead of PHPUnit's.

cake/console/shells/testsuite.php

@@ -253,6 +253,10 @@ public function main() {
  */
 	protected function run($runnerArgs, $options = array()) {
 		require_once CAKE . 'tests' . DS . 'lib' . DS . 'test_runner.php';
+
+		restore_error_handler();
+		restore_error_handler();
+
 		$testCli = new TestRunner($runnerArgs);
 		$testCli->run($options);
 	}