hg: jdk/sandbox: 8185130: jlink should throw error if target image and current JDK versions don't match

[chris.hegarty at oracle.com]

Changeset: a5cadeee8763
Author:    sundar
Date:      2017-12-06 08:04 +0530
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/a5cadeee8763

8185130: jlink should throw error if target image and current JDK versions don't match
Reviewed-by: redestad, alanb, mchung

! src/jdk.jlink/share/classes/jdk/tools/jlink/internal/JlinkTask.java
! src/jdk.jlink/share/classes/jdk/tools/jlink/internal/plugins/GenerateJLIClassesPlugin.java
! src/jdk.jlink/share/classes/jdk/tools/jlink/resources/jlink.properties
! src/jdk.jlink/share/classes/jdk/tools/jlink/resources/plugins.properties
! test/jdk/tools/jlink/multireleasejar/JLinkMRJavaBaseVersionTest.java