hg: openjfx/jfx-dev/rt: 8214716: Record the versions of tools used to build FX in the repo

[arunprasad.rajkumar at oracle.com]

Changeset: d6669f6cd8ce
Author:    arajkumar
Date:      2019-04-03 19:25 +0530
URL:       http://hg.openjdk.java.net/openjfx/jfx-dev/rt/rev/d6669f6cd8ce

8214716: Record the versions of tools used to build FX in the repo
Reviewed-by: jvos, kcr

! build.gradle
! build.properties