Summary:
Update dragonwell version to 8.1.1

Test Plan:
make.sh saint check

Reviewed-by: luchsh,sanhong

Issue: https://github.com/alibaba/dragonwell8/issues/55

Summary:
Update java -version output to match 222u-b10 while the code is already
synchronized with upstream 222u-b10.

Test Plan: Sanity test by make.sh

Reviewed-by: luchsh

Issue: https://github.com/alibaba/dragonwell8/issues/49

Summary:
Update java -version output to match 212u-b04 while the code is already
synchronized with upstream 212u-b04.

Test Plan: Sanity test by make.sh

Reviewed-by: D-D-H

Issue: https://github.com/alibaba/dragonwell8/issues/34

Summary:
Update dragonwell version to 8.0.0

Test Plan: make.sh saint check.

Reviewed-by: D-D-H, mmyxym, luchsh

Issue: https://github.com/alibaba/dragonwell8/issues/30

Summary: Create separate version file for dragonwell. Integrate dragonwell information into makefile.

Test Plan: Sanity test by make.sh

Reviewed-by: luchsh

Issue: https://github.com/alibaba/dragonwell8/issues/25

Reviewed-by: ihse, erikj, ohrstrom, tbell

Reviewed-by: ohair