Merge pull request qiniu#187 from longbai/unicode

dns hijack

Merge pull request qiniu#168 from longbai/master

multi zone

Merge pull request qiniu#157 from longbai/master

配置io/rs/rsf/api host

[ci skip]

[ci skip]

[ci skip]

Merge pull request qiniu#132 from qiniu/develop

Release 6.1.9

Merge pull request qiniu#126 from qiniu/develop

Release 6.1.8

Merge pull request qiniu#123 from qiniu/develop

Release 6.1.7

Merge pull request qiniu#118 from qiniu/develop

Release 6.1.6