--HG--
rename : gevent/evdns.py => gevent/dns.py

testrunner.py: if sqlite3 module is not available do not pass "None" as database name to the subprocesses

--HG--
rename : greentest/wsgi2_test.py => greentest/test__wsgi.py

--HG--
rename : greentest/greenio_test.py => greentest/test__greenio.py

- use os.kill if subprocess.Popen does not implement kill
- do not run subprocess in shell
- read output char by char to avoid missing anything if killed
- if killed, set retcode to TIMEOUT
- if a test failed exit with code 1

test__socket: remove test_recv_timeout and test_sendall_timeout because inherited versions are good enough