Use nexus-publish plugin

Author: marcphilipp

build.gradle

@@ -18,6 +18,7 @@ plugins {
 	id 'org.ajoberstar.git-publish' version '1.0.1' apply false
 	id 'org.jetbrains.kotlin.jvm' version '1.2.61' apply false
 	id 'com.github.johnrengelman.shadow' version '2.0.4' apply false
+	id 'de.marcphilipp.nexus-publish' version '0.1.0' apply false
 }
 
 buildScan {

gradle/publishing.gradle

@@ -1,4 +1,4 @@
-apply plugin: 'maven-publish'
+apply plugin: 'de.marcphilipp.nexus-publish'
 apply plugin: 'signing'
 
 def isSnapshot = project.version.contains('SNAPSHOT')
@@ -70,15 +70,4 @@ publishing {
 			}
 		}
 	}
-	repositories {
-		maven {
-			def stagingRepoUrl = 'https://oss.sonatype.org/service/local/staging/deploy/maven2/'
-			def snapshotRepoUrl = 'https://oss.sonatype.org/content/repositories/snapshots/'
-			url isSnapshot ? snapshotRepoUrl : stagingRepoUrl
-			credentials {
-				username = rootProject.findProperty('ossrhUsername') ?: ''
-				password = rootProject.findProperty('ossrhPassword') ?: ''
-			}
-		}
-	}
 }