Voxer/iSPDY — pull request #4 by indutny (2014-01-05 22:01:59+00:00)
Title: ispdy: close connection on dealloc

Possibly fix following crash:

```
objc_msgSend + 5
_CFStreamSignalEvent + 170
CoreWriteStreamCFStreamSupport::coreStreamWriteEvent(
__CoreWriteStream*,
unsigned long) + 74
CoreWriteStreamClient::coreStreamEventsAvailable(unsigned long) + 36
CoreStreamBase::_callClientNow(CoreStreamClient*) + 42
CoreStreamBase::_streamSetEventAndScheduleDelivery(unsigned long,
unsigned char) + 122
CoreStreamBase::_streamInterface_SignalEvent(unsigned long,
CFStreamError const*) + 34
SocketStream::socketCallback(__CFSocket*,
unsigned long,
__CFData const*,
void const*) + 144
SocketStream::_SocketCallBack_stream(__CFSocket*,
unsigned long,
__CFData const*,
void const*,
void*) + 58
__CFSocketPerformV0 + 578
__CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 14
__CFRunLoopDoSources0 + 206
__CFRunLoopRun + 622
CFRunLoopRunSpecific + 522
CFRunLoopRunInMode + 106
-[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 254
-[NSRunLoop(NSRunLoop) run] + 80
-[ISpdyLoop main] + 258
__NSThread__main__ + 1062
_pthread_body + 140
_pthread_start + 102
```

/cc @georgekola