** This is test application! **

Just check how to work Google Android LVL(License Verification Library) for research.

[1.Try License chache]
* Firstly, start this app and check licence.
* Then, kill network (flight mode) and re-start this app.
->You can see license still available. (license cached)

[2.Try license check faild]
* Uninstall this app and re-install to clear license cache.
* Then, kill network (flight mode) and start this app.
->You can see license NOT allowed.