Implemented issue #53 - Change intent actions from extra ints to intent actions

OpenPGP-Keychain/src/org/sufficientlysecure/keychain/ui/ImportKeysActivity.java

@@ -321,7 +321,7 @@ public class ImportKeysActivity extends SherlockFragmentActivity {
             // Send all information needed to service to import key in other thread
             Intent intent = new Intent(this, KeychainIntentService.class);
 
-            intent.putExtra(KeychainIntentService.EXTRA_ACTION, KeychainIntentService.ACTION_IMPORT_KEYRING);
+            intent.setAction(KeychainIntentService.ACTION_IMPORT_KEYRING);
 
             // fill values for this action
             Bundle data = new Bundle();