Fix ping log ordering
Fix ping log ordering

kgoodier/CocoaSPDY,twitter/CocoaSPDY,layerhq/CocoaSPDY,johnkdoe/CocoaSPDY,twitter/CocoaSPDY,twitter/CocoaSPDY,treejames/CocoaSPDY,kouhao/CocoaSPDY,kgoodier/CocoaSPDY,treejames/CocoaSPDY,layerhq/CocoaSPDY,kouhao/CocoaSPDY,treejames/CocoaSPDY,layerhq/CocoaSPDY,johnkdoe/CocoaSPDY