JDK 8 support on Data Grid 8

Issue

• Is JDK/OpenJDK 8 supported in Data Grid 8?
• Is it supported to run Data Grid 8 with Java 8?

• When configuring SSL in Data Grid get below issue:

  WARN  (SINGLE_PORT-ServerIO-6-1) [io.netty.handler.ssl.ApplicationProtocolNegotiationHandler] [id:    
    0x4b1bcaf2, L:/127.0.0.1:11222 - R:/127.0.0.1:47768] Failed to select the application-level protocol: 
    java.lang.NoClassDefFoundError: org/eclipse/jetty/alpn/ALPN$Provider
    at io.netty.handler.ssl.JettyAlpnSslEngine.newServerEngine(JettyAlpnSslEngine.java:60)
  
  ...
  
  Caused by: java.lang.ClassNotFoundException: org.eclipse.jetty.alpn.ALPN$Provider
    at java.net.URLClassLoader.findClass(URLClassLoader.java:382)