[i18n]> pot update, update French, add Brazilian, Dutch, Galician, Hungarian

1. New pot created with makepot.php (plugin description now translated)

updated French, thanks to @Tabrisrp for his first translation.

pushed Brazilian, Dutch, Galician, Hungarian from your WP-Translations project https://www.transifex.com/projects/p/category-colors/

Thanks to @Djio , sanderr, mdocampo,and the all Hungarian team.

2. Created a tx call to translators file.