Add support for a flatter and simpler language file structure
Add support for a flatter and simpler language file structure

See https://github.com/nicksnyder/go-i18n/issues/62
See #2577

mitchchn/hugo,gohugoio/hugo,anthonyfok/hugo,anthonyfok/hugo,fedelibre/hugo,fedelibre/hugo,digitalcraftsman/hugo,gohugoio/hugo,fedelibre/hugo,mdhender/hugo,mdhender/hugo,mitchchn/hugo,anthonyfok/hugo,mdhender/hugo,gohugoio/hugo,fedelibre/hugo,mdhender/hugo,digitalcraftsman/hugo