git: openjdk/mobile: 8230067: Add optional automatic retry when running jtreg tests

[duke]

Changeset: 72cb073c
Author:    Erik Joelsson <erikj at openjdk.org>
Date:      2019-12-06 12:01:53 +0000
URL:       https://git.openjdk.java.net/mobile/commit/72cb073c

8230067: Add optional automatic retry when running jtreg tests

Reviewed-by: prr

! doc/testing.html
! doc/testing.md
! make/RunTests.gmk
! make/conf/jib-profiles.js