Update missing copyright

spring-boot-admin-docs/pom.xml

 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2014-2018 the original author or authors.
+  ~
+  ~ Licensed 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.
+  -->
+
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>

spring-boot-admin-samples/spring-boot-admin-sample-hazelcast/pom.xml

 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2014-2018 the original author or authors.
+  ~
+  ~ Licensed 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.
+  -->
+
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>

spring-boot-admin-samples/spring-boot-admin-sample-war/src/main/java/de/codecentric/boot/admin/SpringBootAdminApplication.java

+/*
+ * Copyright 2014-2018 the original author or authors.
+ *
+ * Licensed 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 de.codecentric.boot.admin;
 
 import de.codecentric.boot.admin.server.config.EnableAdminServer;
@@ -29,7 +45,7 @@ public class SpringBootAdminApplication extends SpringBootServletInitializer {
         return application;
     }
 
-    public static void main(String[] args) throws Exception {
+    public static void main(String[] args) {
         SpringApplication.run(SpringBootAdminApplication.class, args);
     }
 

spring-boot-admin-server-ui/src/main/frontend/views/instances/trace/traces-chart.vue

@@ -51,8 +51,8 @@
 </template>
 
 <script>
-  import d3 from '@/utils/d3';
   //see https://github.com/d3/d3/issues/2733#issuecomment-190743489
+  import d3 from '@/utils/d3';
   import {event as d3Event} from 'd3-selection';
   import moment from 'moment-shortformat';
 

spring-boot-admin-starter-client/pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright 2014-2017 the original author or authors.
+  ~ Copyright 2014-2018 the original author or authors.
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.