hg: jdk8u/hs-dev: 8131126: Set update release to 8u66 and keep default jprt release as 8u60 on jdk8u repos

[alejandro.murillo at oracle.com]

Changeset: a9337b6024da
Author:    amurillo
Date:      2015-07-13 15:51 -0700
URL:       http://hg.openjdk.java.net/jdk8u/hs-dev/rev/a9337b6024da

8131126: Set update release to 8u66 and keep default jprt release as 8u60 on jdk8u repos
Reviewed-by: dholmes, tbell, mikael

! make/jprt.properties