Add NSString+Qiniu category
Merge pull request #28 from qq30135878/develop

NSString+Qiniu category
config
add travis
travis
sharedata
travis
add an if when call an @optional method
Merge pull request #39 from yangchenlarkin/develop

add an if when call an @optional method
Merge pull request #38 from lintianzhi/feature/config

iOS Travis
update changelog
Update README.md
Update README.md
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Merge pull request #42 from lintianzhi/feature/ci_timeout

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update logo
Merge pull request #41 from qiniu/develop

Release 6.2.1