Update for 9.1.12.0.

Fixes jruby#4669. File.symlink broken on windows

Update for 9.1.10.0.

Update for 9.1.9.

nuke .dev from pom.xml in finalName.

Update version for 9.1.8.0

Bump for 9.1.7.0 release

Bump for 9.1.6.0

Update for 9.1.5.0 release

Properly replace packed 2-tuple entries with those coming in.

Fixes jruby#4124.