Add keystore to samples.
Merge last changes from master.
Remove suppress annotations.
Update copyright in LifeOpenIab sample.
Merge pull request #267 from kirich1409/update_copyright

Update copyright in LifeOpenIab sample
Fix potential crash in Options created via Builder.
Merge pull request #268 from kirich1409/builder_fix

Fix potential crash in Options created via Builder.
Merge pull request #263 from kirich1409/keystores

Add keystore to samples.
Merge branch 'master-upstream'

Conflicts:
	library/src/com/sec/android/iap/IAPConnector.aidl
	library/src/com/sec/android/iap/IAPServiceCallback.aidl
	samples/life_openiab/amazon.sdktester.json
	specification/How-to_Implement_OpenIAB_in_Appstore.md