JDV's Dashboard Builder requires Java 1.8

Issue

• server.log entry similar to

ERROR [org.jboss.msc.service.fail] (MSC service thread 1-2) MSC000001: Failed to start service jboss.deployment.unit."teiid-dashboard-builder.war".POST_MODULE: org.jboss.msc.service.StartException in service jboss.deployment.unit."teiid-dashboard-builder.war".POST_MODULE: JBAS018733: Failed to process phase POST_MODULE of deployment "teiid-dashboard-builder.war"
    at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:184) [jboss-as-server-7.5.14.Final-redhat-2.jar:7.5.14.Final-redhat-2]
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:2064) [jboss-msc-1.1.7.SP1-redhat-1.jar:1.1.7.SP1-redhat-1]
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1987) [jboss-msc-1.1.7.SP1-redhat-1.jar:1.1.7.SP1-redhat-1]
    at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) [rt.jar:1.6.0_45]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) [rt.jar:1.6.0_45]
    at java.lang.Thread.run(Thread.java:662) [rt.jar:1.6.0_45]
Caused by: java.lang.UnsupportedClassVersionError: org/jboss/dashboard/ui/taglib/EncodeTag : Unsupported major.minor version 51.0
    at java.lang.ClassLoader.defineClass1(Native Method) [rt.jar:1.6.0_45]
    at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) [rt.jar:1.6.0_45]
    at java.lang.ClassLoader.defineClass(ClassLoader.java:615) [rt.jar:1.6.0_45]
    at org.jboss.modules.ModuleClassLoader.doDefineOrLoadClass(ModuleClassLoader.java:359) [jboss-modules.jar:1.3.8.Final-redhat-1]
    at org.jboss.modules.ModuleClassLoader.defineClass(ModuleClassLoader.java:480) [jboss-modules.jar:1.3.8.Final-redhat-1]
    at org.jboss.modules.ModuleClassLoader.loadClassLocal(ModuleClassLoader.java:275) [jboss-modules.jar:1.3.8.Final-redhat-1]
    at org.jboss.modules.ModuleClassLoader$1.loadClassLocal(ModuleClassLoader.java:90) [jboss-modules.jar:1.3.8.Final-redhat-1]
    at org.jboss.modules.Module.loadModuleClass(Module.java:568) [jboss-modules.jar:1.3.8.Final-redhat-1]
    at org.jboss.modules.ModuleClassLoader.findClass(ModuleClassLoader.java:203) [jboss-modules.jar:1.3.8.Final-redhat-1]
    at org.jboss.modules.ConcurrentClassLoader.performLoadClassUnchecked(ConcurrentClassLoader.java:459) [jboss-modules.jar:1.3.8.Final-redhat-1]
    at org.jboss.modules.ConcurrentClassLoader.performLoadClassChecked(ConcurrentClassLoader.java:447) [jboss-modules.jar:1.3.8.Final-redhat-1]
    at org.jboss.modules.ConcurrentClassLoader.performLoadClassChecked(ConcurrentClassLoader.java:414) [jboss-modules.jar:1.3.8.Final-redhat-1]
    at org.jboss.modules.ConcurrentClassLoader.performLoadClass(ConcurrentClassLoader.java:389) [jboss-modules.jar:1.3.8.Final-redhat-1]
    at org.jboss.modules.ConcurrentClassLoader.loadClass(ConcurrentClassLoader.java:134) [jboss-modules.jar:1.3.8.Final-redhat-1]
    at java.lang.Class.forName0(Native Method) [rt.jar:1.6.0_45]
    at java.lang.Class.forName(Class.java:249) [rt.jar:1.6.0_45]
    at org.jboss.as.ee.utils.ClassLoadingUtils.loadClass(ClassLoadingUtils.java:23)
    at org.jboss.as.ee.utils.ClassLoadingUtils.loadClass(ClassLoadingUtils.java:16)
    at org.jboss.as.ee.component.deployers.InterceptorAnnotationProcessor.processComponentConfig(InterceptorAnnotationProcessor.java:84)
    at org.jboss.as.ee.component.deployers.InterceptorAnnotationProcessor.deploy(InterceptorAnnotationProcessor.java:76)
    at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:177) [jboss-as-server-7.5.14.Final-redhat-2.jar:7.5.14.Final-redhat-2]
    ... 5 more

10:24:35,848 ERROR [org.jboss.as.controller.management-operation] (Controller Boot Thread) JBAS014612: Operation ("add") failed - address: ([("deployment" => "teiid-dashboard-builder.war")]) - failure description: {"JBAS014671: Failed services" => {"jboss.deployment.unit.\"teiid-dashboard-builder.war\".POST_MODULE" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"teiid-dashboard-builder.war\".POST_MODULE: JBAS018733: Failed to process phase POST_MODULE of deployment \"teiid-dashboard-builder.war\"
    Caused by: java.lang.UnsupportedClassVersionError: org/jboss/dashboard/ui/taglib/EncodeTag : Unsupported major.minor version 51.0"}}