Move ArrayResponseType to message/responsetypes

Move ArrayResponseType to message/responsetypes. In doing so, we reflect
 the folder structure for the other ResponseType implementation in Axon
 Framework

#338

Author: smcvb

kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/serialization/ArrayResponseType.kt renamed to kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/messaging/responsetypes/ArrayResponseType.kt

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.axonframework.extensions.kotlin.serialization
+package org.axonframework.extensions.kotlin.messaging.responsetypes
 
 import org.axonframework.common.ReflectionUtils
 import org.axonframework.common.TypeReflectionUtils

kotlin/src/main/kotlin/org/axonframework/extensions/kotlin/serialization/AxonSerializers.kt

@@ -42,6 +42,7 @@ import org.axonframework.eventhandling.scheduling.ScheduleToken
 import org.axonframework.eventhandling.scheduling.java.SimpleScheduleToken
 import org.axonframework.eventhandling.scheduling.quartz.QuartzScheduleToken
 import org.axonframework.eventhandling.tokenstore.ConfigToken
+import org.axonframework.extensions.kotlin.messaging.responsetypes.ArrayResponseType
 import org.axonframework.messaging.responsetypes.InstanceResponseType
 import org.axonframework.messaging.responsetypes.MultipleInstancesResponseType
 import org.axonframework.messaging.responsetypes.OptionalResponseType

kotlin/src/test/kotlin/org/axonframework/extensions/kotlin/serializer/AxonSerializersTest.kt

@@ -26,7 +26,7 @@ import org.axonframework.eventhandling.scheduling.ScheduleToken
 import org.axonframework.eventhandling.scheduling.java.SimpleScheduleToken
 import org.axonframework.eventhandling.scheduling.quartz.QuartzScheduleToken
 import org.axonframework.eventhandling.tokenstore.ConfigToken
-import org.axonframework.extensions.kotlin.serialization.ArrayResponseType
+import org.axonframework.extensions.kotlin.messaging.responsetypes.ArrayResponseType
 import org.axonframework.extensions.kotlin.serialization.AxonSerializersModule
 import org.axonframework.extensions.kotlin.serialization.KotlinSerializer
 import org.axonframework.messaging.responsetypes.InstanceResponseType