4.0.0-beta1 release commit

* This is commit isn't intented to be merge, it is to be used to cut a relese tag from.
* Note, .jar version of the SDK is being dropped in the 4.0.0 major release

Author: jkasten2

OneSignalSDK/onesignal/maven-push.gradle

@@ -24,7 +24,7 @@ class Global {
     static def POM_NAME = 'OneSignal'
     static def POM_ARTIFACT_ID = 'OneSignal'
     static def POM_PACKAGING = 'aar'
-    static def VERSION_NAME = '3.15.1'
+    static def VERSION_NAME = '4.0.0-beta1'
 
     static def GROUP_ID = 'com.onesignal'
     static def POM_DESCRIPTION = 'OneSignal Android SDK'

OneSignalSDK/onesignal/src/main/java/com/onesignal/OneSignal.java

@@ -326,7 +326,7 @@ static boolean isInForeground() {
    private static TrackAmazonPurchase trackAmazonPurchase;
    private static TrackFirebaseAnalytics trackFirebaseAnalytics;
 
-   public static final String VERSION = "031501";
+   public static final String VERSION = "040000";
 
    private static OSSessionManager.SessionListener sessionListener = new OSSessionManager.SessionListener() {
          @Override