采用异步加载骨骼动画，在结束时已经调用了CCDataReaderHelper::purge();，
void CCDataReaderHelper::purge()
{
s_arrConfigFileList.clear();
CC_SAFE_RELEASE_NULL(s_DataReaderHelper);
}
s_arrConfigFileList已经clear了，为何还会在CCDataReaderHelper::addDataFromFileAsync函数下报s_arrConfigFileList.push_back的内存泄露
vld检测日志如下：
---------- Block 17734 at 0x06F805F0: 168 bytes ----------
Leak Hash: 0x17ADEA77, Count: 1, Total 168 bytes
Call Stack (TID 8092):
c:\program files\microsoft visual studio 11.0\vc\include\xmemory0 (877): DragonBall.exe!std::_Wrap_alloc<std::allocator<std::basic_string<char,std::char_traits,std::allocator > > >::allocate
c:\program files\microsoft visual studio 11.0\vc\include\vector (1501): DragonBall.exe!std::vector<std::basic_string<char,std::char_traits,std::allocator >,std::allocator<std::basic_string<char,std::char_traits,std::allocator > > >::_Reallocate + 0x1A bytes
c:\program files\microsoft visual studio 11.0\vc\include\vector (1532): DragonBall.exe!std::vector<std::basic_string<char,std::char_traits,std::allocator >,std::allocator<std::basic_string<char,std::char_traits,std::allocator > > >::_Reserve
c:\program files\microsoft visual studio 11.0\vc\include\vector (851): DragonBall.exe!std::vector<std::basic_string<char,std::char_traits,std::allocator >,std::allocator<std::basic_string<char,std::char_traits,std::allocator > > >::push_back
d:\work\cocos2d-x-2.2.3\extensions\cocostudio\armature\utils\ccdatareaderhelper.cpp (416): DragonBall.exe!cocos2d::extension::CCDataReaderHelper::addDataFromFileAsync + 0x27 bytes
d:\work\cocos2d-x-2.2.3\extensions\cocostudio\armature\utils\ccarmaturedatamanager.cpp (252): DragonBall.exe!cocos2d::extension::CCArmatureDataManager::addArmatureFileInfoAsync
d:\work\cocos2d-x-2.2.3\projects\dragonball\classes\manager\resmanager.cpp (94): DragonBall.exe!ResManager::checkLoadCompelte
d:\work\cocos2d-x-2.2.3\projects\dragonball\classes\manager\resmanager.cpp (113): DragonBall.exe!ResManager::onLoadResComplete
d:\work\cocos2d-x-2.2.3\extensions\cocostudio\armature\utils\ccdatareaderhelper.cpp (546): DragonBall.exe!cocos2d::extension::CCDataReaderHelper::addDataAsyncCallBack + 0x83 bytes
d:\work\cocos2d-x-2.2.3\cocos2dx\ccscheduler.cpp (160): libcocos2d.dll!cocos2d::CCTimer::update + 0x1E bytes
d:\work\cocos2d-x-2.2.3\cocos2dx\ccscheduler.cpp (836): libcocos2d.dll!cocos2d::CCScheduler::update + 0x20 bytes
d:\work\cocos2d-x-2.2.3\cocos2dx\ccdirector.cpp (257): libcocos2d.dll!cocos2d::CCDirector::drawScene + 0x23 bytes
d:\work\cocos2d-x-2.2.3\cocos2dx\ccdirector.cpp (1080): libcocos2d.dll!cocos2d::CCDisplayLinkDirector::mainLoop
d:\work\cocos2d-x-2.2.3\cocos2dx\platform\win32\ccapplication.cpp (67): libcocos2d.dll!cocos2d::CCApplication::run + 0x20 bytes
d:\work\cocos2d-x-2.2.3\projects\dragonball\proj.win32\main.cpp (35): DragonBall.exe!wWinMain + 0x2A bytes
f:\dd\vctools\crt_bld\self_x86\crt\src\crtexe.c (528): DragonBall.exe!__tmainCRTStartup + 0x15 bytes
f:\dd\vctools\crt_bld\self_x86\crt\src\crtexe.c (377): DragonBall.exe!wWinMainCRTStartup
0x77A4EE1C (File and line number not available): kernel32.dll!BaseThreadInitThunk + 0x12 bytes
0x77D037EB (File and line number not available): ntdll.dll!RtlInitializeExceptionChain + 0xEF bytes
0x77D037BE (File and line number not available): ntdll.dll!RtlInitializeExceptionChain + 0xC2 bytes
Data:
00 00 00 00 00 99 E6 06 CD CD CD CD CD CD CD CD … …
CD CD CD CD 00 00 00 00 0F 00 00 00 00 00 00 00 … …
00 6B D5 06 CD CD CD CD CD CD CD CD CD CD CD CD .k… …
00 00 00 00 0F 00 00 00 00 00 00 00 00 CF D5 06 … …
CD CD CD CD CD CD CD CD CD CD CD CD 00 00 00 00 … …
0F 00 00 00 00 00 00 00 00 64 F5 06 CD CD CD CD … .d…
CD CD CD CD CD CD CD CD 00 00 00 00 0F 00 00 00 … …
00 00 00 00 00 05 F8 06 CD CD CD CD CD CD CD CD … …
CD CD CD CD 00 00 00 00 0F 00 00 00 CD CD CD CD … …
CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD … …
CD CD CD CD CD CD CD CD