Merge pull request #84 from YangSen-qn/master

osx min version to 10.11

Merge pull request #81 from YangSen-qn/master

Change doc

Merge pull request #75 from YangSen-qn/master

share udp dns queue

Merge pull request #74 from YangSen-qn/master

support SPM

准备发布 v1.0.0 版本

Dns adaptive upload (#69)

* record add source property  &  dns manager add query error handler

* update version info

Update HappyDNS.podspec

update ver

upgrade

qiniudns update

readmu update