Update Gradle build.

Author: TheCoder4eu

build.gradle

@@ -1,5 +1,29 @@
-apply plugin: 'java'
-apply plugin: 'war'
+/*
+ * Copyright 2014-2022 Riccardo Massera (TheCoder4.Eu)
+ *
+ * This file is part of BootsFaces.
+ *
+ * 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.
+ */
+
+
+// Apply the java-library plugin to add support for Java
+plugins {
+    id 'war'
+}
+
+//apply plugin: 'java'
+//apply plugin: 'war'
 
 // BootsFaces Library Version to use in the Build
 ext.BootsFacesVersion = '1.6.0-SNAPSHOT'