fixed url warning

Author: elect86

build.gradle

@@ -17,8 +17,8 @@ buildscript {
     repositories {
         mavenCentral()
         jcenter()
-        maven { url "https://dl.bintray.com/kotlin/kotlin-eap" }
-        maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
+        maven { setUrl("https://dl.bintray.com/kotlin/kotlin-eap") }
+        maven { setUrl("https://oss.sonatype.org/content/repositories/snapshots/") }
     }
     dependencies {
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion"
@@ -73,9 +73,9 @@ dependencies {
 repositories {
     mavenCentral()
     jcenter()
-    maven { url "https://dl.bintray.com/kotlin/kotlin-eap" }
-    maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
-    maven { url "https://jitpack.io" }
+    maven { setUrl("https://dl.bintray.com/kotlin/kotlin-eap") }
+    maven { setUrl("https://oss.sonatype.org/content/repositories/snapshots/") }
+    maven { setUrl("https://jitpack.io") }
 }
 
 task sourcesJar(type: Jar, dependsOn: classes) {