[bug fixs] TDIS-5980 The CalendarAttendee interface could not work well
[Application] fix bug TDIS-6431.
[Contact] Bug fixing.
Add read only attribute for constructor.

* [NABI-RSA] TDIS-5819
Merge pull request #247 from wcwang/next

[Contact] Bug fixing.
[bug fix] TDIS-5520 add type checking in MessagingService
Merge pull request #246 from xuzhang/dev

[Application] fix bug TDIS-6431.
[bug fixes] TDIS-5714 Neither successCallback function nor errorCallback function could be invoked
Merge pull request #243 from zhizhangchen/fix-TDIS-5980

[bug fixs] TDIS-5980 The CalendarAttendee interface could not work well
Merge pull request #242 from jacobchen/next

[Bug fixs] TDIS-6514, TDIS-5621, Handled the option argument situation. ...
Merge pull request #245 from zhizhangchen/fix-TDIS-5714

[bug fixes] TDIS-5714 Neither successCallback function nor errorCallback...
[Bug fixes] TDIS-6439, Removed application related code.