Update gettext and more_core_extensions
Update gettext and more_core_extensions

more_core_extensions because of a collision between Object#namespace from old more_core_extensions and from Rake::Task::DSL.

aljesusg/manageiq-gems-pending,rsevilla87/manageiq-gems-pending,rsevilla87/manageiq-gems-pending,aljesusg/manageiq-gems-pending