Fix gradle script

api/build.gradle

@@ -1,6 +1,6 @@
 plugins {
     id 'java'
-    id 'org.jetbrains.kotlin.jvm' version '1.3.50'
+    id 'org.jetbrains.kotlin.jvm'
     id 'jacoco'
     id 'com.jfrog.bintray' version '1.8.4'
     id 'com.github.dcendents.android-maven' version '2.1'
@@ -143,18 +143,3 @@ install {
         }
     }
 }
-
-task sourcesJar(type: Jar, dependsOn: classes) {
-    classifier = 'sources'
-    from sourceSets.main.allSource
-}
-
-task javadocJar(type: Jar, dependsOn: javadoc) {
-    classifier = 'javadoc'
-    from javadoc.destinationDir
-}
-
-artifacts {
-    archives sourcesJar
-    archives javadocJar
-}

build.gradle

@@ -1,7 +1,34 @@
+plugins {
+    id 'jacoco'
+    id 'org.jetbrains.kotlin.jvm' version '1.3.60' apply false
+}
+
 allprojects {
+    apply plugin: 'java'
+    apply plugin: 'kotlin'
+
     repositories {
         jcenter()
     }
+
+    test {
+        testLogging.showStandardStreams = false
+    }
+
+    task sourcesJar(type: Jar, dependsOn: classes) {
+        classifier = 'sources'
+        from sourceSets.main.allSource
+    }
+
+    task javadocJar(type: Jar, dependsOn: javadoc) {
+        classifier = 'javadoc'
+        from javadoc.destinationDir
+    }
+
+    artifacts {
+        archives sourcesJar
+        archives javadocJar
+    }
 }