hg: jdk9/dev/langtools: 8140333: Tweak langtools IntelliJ project to better support Kulla changes

[maurizio.cimadamore at oracle.com]

Changeset: 86e463879ae7
Author:    mcimadamore
Date:      2015-10-22 18:58 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/langtools/rev/86e463879ae7

8140333: Tweak langtools IntelliJ project to better support Kulla changes
Summary: Add support for target.java.home option to the idea target
Reviewed-by: jlahoda

! make/build.xml
! make/intellij/ant.xml
! make/intellij/workspace.xml