WIP: Laravel lang

Analyze files and look for unused translations, suggest removal. Can also be used to translate missing translations and show statistics of coverage.

Commands

Command line usage

php artisan language:unused:analyze
php artisan language:unused:remove [--include-pattern=<pattern>] [--includedirs=<dirs>] ( --dry-run | --interactive | --force )
php artisan language:coverage [<language>] [--verbose]
php artisan language -h | --help
php artisan language -v | --version

Options:

-h --help Show this screen.
-v --version Show version.
--include-pattern= Additional regexp pattern to search for [default: Lang::get()...].
--include-dirs= Directories to include in search [default: resources/views].
--verbose Show more detailed information.