- and don't silent KeyboardInterrupt in serve_forever()

- remove obscure table from the bottom

- since _socket is not monkey patched, not need to save stuff from

- it's OK because _socket.gethostbyname() won't access network
- this fixes test_socket.py/testHostnameRes

- only call dns_init when HAS_EVDNS

--HG--
rename : greentest/test__asyncresult.py => greentest/test__event.py

- when timeout expires it must return to the caller, not raise Timeout

--HG--
extra : transplant_source : j%91%1B%9E%3A%7D%98x%F9%7Bnp%83%F3%85%19%F6%C3A4

--HG--
extra : transplant_source : %AFobD%7B%9B%B7%E8%10M%E2%22%91B3%9B%C3%13_%F9

--HG--
extra : transplant_source : %876%5Dg%BE%D6%1E5%3C2%BF%2A%D8a%0B%D5%FAU%0A-

--HG--
extra : transplant_source : %00%FA%F1%83%24%BFc%FF%5B%84c%2A%02%D1%03%F4N%F7%D8

--HG--
extra : transplant_source : %C94Y0%FB%0EZ%BDTkO%17_V%F5s%129%3E%1A

--HG--
extra : transplant_source : %FE%AE%8F%D5%1F6Y%E0%B4%A0%8C%C2%C5-%80%A1Y%92n%F2

--HG--
extra : transplant_source : %DD%DB%D8%3D4%D8%DE%C8%F3%D2%B2%5E%AD%DC%C4%89I%9AW%CE

--HG--
extra : transplant_source : %FBn%9Bh%A4%04%FD/%8C%5C%C1%DC%A01%9C%F7%A8v%9B%B4

--HG--
extra : transplant_source : %98%BFe%E4%CD%9CR%19%99%3B%B1VM%F9%01B%29%975%C1