Merge pull request #65 from heyongjian/master

huangming:merge the main branch to native branch.
Merge pull request #67 from heyongjian/master

huangming:merge the main branch to native branch.
huangming: add the breakpoint resume(http) for joy push.
Merge pull request #125 from whuthm/master

huangming: add the breakpoint resume(http) for joy push.
huangming: judge whether the server supports breakpoint resume(HTTP).
Merge pull request #129 from whuthm/master

huangming: judge whether the server supports breakpoint resume(HTTP).
Merge pull request #42 from heyongjian/master

merge pull request