Revert "show leaks in their own group"

using valgrind would be a bit too much for travis I guess.

This reverts commit ea60d79.

Author: Tyrael

.travis.yml

@@ -33,4 +33,4 @@ before_script:
     - . ./travis/ext/pdo_pgsql/setup.sh
 
 # Run PHPs run-tests.php 
-script: ./sapi/cli/php run-tests.php -p `pwd`/sapi/cli/php -g "FAIL,XFAIL,BORK,WARN,LEAK,SKIP" -m --show-diff --set-timeout 120
+script: ./sapi/cli/php run-tests.php -p `pwd`/sapi/cli/php -g "FAIL,XFAIL,BORK,WARN,LEAK,SKIP" --show-diff --set-timeout 120