[JENKINS] iOS sdk beta 2013-12-13-10
[JENKINS] iOS sdk beta 2013-12-13-11
update change log.
[JENKINS] iOS sdk version v2.1.1
Update change log for iOS
[JENKINS] iOS sdk beta 2013-12-16-14
[JENKINS] iOS sdk beta 2013-12-17-15
Merge branch 'master' of github.com:avos/avoscloud-sdk

Conflicts:
	iOS/AVOSCloud.podspec
[JENKINS] iOS sdk beta 2013-12-18-14
Merge branch 'master' of https://github.com/avos/avoscloud-sdk
加入子类用法

添加统计使用例子
pod spec是相对于版本的