Use new 'maven-publish' plugin

build.gradle

@@ -1,6 +1,6 @@
 allprojects {
     apply plugin: 'java-library'
-    apply plugin: 'maven'
+    apply plugin: 'maven-publish'
 
     compileJava.options.encoding = 'UTF-8'
     compileTestJava.options.encoding = 'UTF-8'
@@ -16,6 +16,16 @@ allprojects {
         maven { url "https://jitpack.io" }
     }
 
+    afterEvaluate {
+        publishing {
+            publications {
+                mavenJava(MavenPublication) {
+                    from components.java
+                }
+            }
+        }
+    }
+
     ext {
         nanojsonVersion = "1d9e1aea9049fc9f85e68b43ba39fe7be1c1f751"
         spotbugsVersion = "4.2.3"
@@ -59,7 +69,7 @@ task aggregatedJavadocs(type: Javadoc, group: 'Documentation') {
             "apiNote:a:API Note:",
             "implSpec:a:Implementation Requirements:",
             "implNote:a:Implementation Note:"
-            ]
+    ]
 
     subprojects.each { project ->
         project.tasks.withType(Javadoc).each { javadocTask ->