hostname verifier fix

build.gradle

@@ -2,13 +2,14 @@
 
 buildscript {
     repositories {
-        jcenter()
         google()
-        maven { url 'https://maven.fabric.io/public' }
+        mavenCentral()
+        gradlePluginPortal()
+        jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.4.1'
-        classpath 'io.fabric.tools:gradle:1.+'
+        classpath 'com.android.tools.build:gradle:4.1.3'
+        classpath 'gradle.plugin.com.onesignal:onesignal-gradle-plugin:[0.12.10, 0.99.99]'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -17,10 +18,12 @@ buildscript {
 
 allprojects {
     repositories {
-        jcenter()
-        maven { url 'https://jitpack.io' }
-        maven { url "https://maven.google.com" }
         google()
+        mavenCentral()
+        jcenter()
+        //maven { url 'https://jitpack.io' } https://stackoverflow.com/questions/50791632/could-not-find-any-version-that-matches-com-google-android-gmsplay-services-bas
+        maven { url "https://www.jitpack.io" }
+        maven { url "https://maven.google.com" }
         flatDir {
             dirs 'libs'
         }