Critical: java-1.8.0-openjdk security update (Oracle Linux 7)

[1:1.8.0.191.b12-0]
- Update to aarch64-shenandoah-jdk8u191-b12.
- Resolves: rhbz#1633817

[1:1.8.0.191.b10-0]
- Update to aarch64-shenandoah-jdk8u191-b10.
- Drop 8146115/PR3508/RH1463098 applied upstream.
- Resolves: rhbz#1633817

[1:1.8.0.181.b16-0]
- Add new Shenandoah patch PR3634 as upstream still fails on s390.
- Resolves: rhbz#1633817

[1:1.8.0.181.b16-0]
- Update to aarch64-shenandoah-jdk8u181-b16.
- Drop PR3619 & PR3620 Shenandoah patches which should now be fixed upstream.
- Resolves: rhbz#1633817

[1:1.8.0.181.b15-0]
- Move to single OpenJDK tarball build, based on aarch64/shenandoah-jdk8u.
- Update to aarch64-shenandoah-jdk8u181-b15.
- Drop 8165489-pr3589.patch which was only applied to aarch64/jdk8u builds.
- Move buildver to where it should be in the OpenJDK version.
- Split ppc64 Shenandoah fix into separate patch file with its own bug ID (PR3620).
- Update pr3539-rh1548475.patch to apply after 8187045.
- Resolves: rhbz#1633817

[1:1.8.0.181-4.b13]
- Remove unneeded functions from ppc shenandoahBarrierSet.
- Resolves: rhbz#1633817

[1:1.8.0.181-4.b13]
- Add missing shenandoahBarrierSet implementation for ppc64{be,le}.
- Resolves: rhbz#1633817

[1:1.8.0.181-4.b13]
- Fix wrong format specifiers in Shenandoah code.
- Resolves: rhbz#1633817

[1:1.8.0.181-4.b13]
- Avoid changing variable types to fix size_t, at least for now.
- Resolves: rhbz#1633817

[1:1.8.0.181-4.b13]
- More size_t fixes for Shenandoah.
- Resolves: rhbz#1633817

[1:1.8.0.181-4.b13]
- Add additional s390 size_t case for Shenandoah.
- Resolves: rhbz#1633817

[1:1.8.0.181-4.b13]
- Actually add the patch...
- Resolves: rhbz#1633817

[1:1.8.0.181-4.b13]
- Attempt to fix Shenandoah build issues on s390.
- Resolves: rhbz#1633817

[1:1.8.0.181-4.b13]
- Use the Shenandoah HotSpot on all architectures.
- Resolves: rhbz#1633817