Hi All,We are considering upgrading AEM 6.0 to AEM 6.3. With quite limited knowledge on this, can anyone suggest what would be the best solution for us?The following is what we have now:AEM 6.0 with SP1, SP2 and SP3Java 8 (1.8.0_201-b09)CRX: Apache Jackrabbit Oak 1.0.22Classis UIFrontend: Extjs, JSP...