Also add i18n directories to gcmole

R=vegorov@chromium.org

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16170 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Fix gcmole bugs in i18n code

R=mstarzinger@chromium.org,dcarney@chromium.org
BUG=v8:2745

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16171 ce2b1a6d-e550-0410-aec6-3dcde31c8c00