Update CCHTTPRequest.cpp

try to fix crash at Curl_resolv_timeout() when download file ,in my case it worked.
Update CCHTTPRequest.cpp
Merge pull request #30 from skyblue/patch-2

Update CCHTTPRequest.cpp
update package_lua_scripts.lua
Merge branch 'master' of github.com:dualface/quick-cocos2d-x
add sample benchmark
update cocos2d-x, update Benchmark sample
add doc images
add luasocket, update simulator mac
update luasocket fix win32 compile erros, update simulator win32
update proj.ios, proj.android, update simulator mac
update proj.win32 vs2010
update cocos2d-x
add device.documentsPath, update cocos2d-x, update simulator mac
update simulator win32
update cocos2d-x
update cocos2d-x
update simulator win32
update cocos2d-x
update tools