Only run coveralls on success
pretend object_properties_init() exists on PHP5.3
We have to save the results so they don't get posted to qa.php.net

run-tests.php has a nasty bug that it'll always post test results to
qa.php.net from travis.. That is only supposed to be when php-src is
being tested on travis - by the php/ repo - to all php-src forks and
all external extensions in the world