TravisCI: Run on JDK 1.8 to support latest EAP snapshots
TravisCI: Run on JDK 1.8 to support latest EAP snapshots

IntelliJ 16 is compiled with JDK 1.8 target now

Turbo87/intellij-emberjs,Turbo87/intellij-emberjs,Turbo87/intellij-emberjs,Turbo87/intellij-emberjs