Merge branch 'bluetooth-beacon' into 'master'

Add event API

See merge request entgra/carbon-device-mgt-plugins!156

components/mobile-plugins/android-plugin/org.wso2.carbon.device.mgt.mobile.android.api/src/test/java/org/wso2/carbon/mdm/services/android/mocks/DeviceInformationManagerServiceMock.java

@@ -55,4 +55,9 @@ public class DeviceInformationManagerServiceMock implements DeviceInformationMan
     public List<DeviceLocation> getDeviceLocations(List<DeviceIdentifier> list) throws DeviceDetailsMgtException {
         return null;
     }
+
+    @Override
+    public int publishEvents(String s, String s1, String s2, String s3) throws DeviceDetailsMgtException {
+        return 0;
+    }
 }