resume challenge
Merge pull request #263 from ruijunhuang2010/master

resume challenge
Merge pull request #11 from ChrisBoesch/master

update
IOS 6 debug #2
Merge pull request #264 from LI-HE/master

IOS 6 debug #2
IOS debug #3
Merge pull request #265 from LI-HE/master

IOS debug #3
IOS video play bug solved
Merge pull request #266 from LI-HE/master

IOS video play bug solved
Merge pull request #88 from ChrisBoesch/master

Updates