[misc-usecase] Add a Tc for contact

- Add a contact TC for get contacts
- Failure analysis: tizen.contact does not support

Impacted tests(approved): new 1, update 0, delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: pass 0, fail 1, block 0
Merge pull request #432 from yunxliu/yunxliu/misc/contact

[misc-usecase] Add a Tc for contact