CSAS-12 add header into CommonJsonFormats

src/main/scala/com/bwsw/cloudstack/entities/common/CommonJsonFormats.scala

@@ -1,3 +1,21 @@
+/*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements. See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership. The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License. You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied. See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*/
 package com.bwsw.cloudstack.entities.common
 
 import java.time.OffsetDateTime
@@ -6,9 +24,6 @@ import java.util.UUID
 
 import spray.json.{JsString, JsValue, JsonFormat, deserializationError}
 
-/**
-  * @author Pavel Tomskikh
-  */
 object CommonJsonFormats {
   val dateTimeFormatter: DateTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd['T'][ ]HH:mm:ss[ ]X")