Merge branch 'hotfix/1.20.7'
Add Ruby 1.9.3-p429
Merge pull request #1899 from kugaevsky/add_ruby_1.9.3-p429

Add Ruby 1.9.3-p429
1.20.8
Merge branch 'master' into hotfix/1.20.8
Merge branch 'hotfix/1.20.8' into stable