Merge pull request #50 from ufosky/master

Changelog for 2.6.0.
[JENKINS] iOS sdk beta 2014-07-14-17
android sdk rollback to v2.5.9
[JENKINS] Android sdk version v2.6.0.1
Update changelog.txt
release unity sdk v1.0.4.
[JENKINS] iOS sdk beta 2014-07-18-17
Merge pull request #51 from avoscloud/unity104

release unity sdk v1.0.4.
Release javascript 0.3.6
release v1.0.1
Merge pull request #52 from avoscloud/wp

release v1.0.1
[JENKINS] iOS sdk beta 2014-07-31-23
Release javascript sdk 0.3.7
Merge branch 'master' of github.com:avos/avoscloud-sdk
unity 发布 v1.1.0
Merge pull request #53 from avoscloud/unity1.1.0

unity 发布 v1.1.0
[JENKINS] Android sdk version v2.6.1
Update changelog.txt
[JENKINS] iOS sdk version v2.6.1
[JENKINS] iOS sdk version v2.6.1