* upstream/develop:
Fix color fallback order
Use console.warn instead of console.log
Get rid of mutation_types file, use inline approach. Minor fixes
Add fallback color rule.
Change english validation error messages
Clean up the code
Validate name presence on client-side as well
Better styling for client-side validation. Add I18n for validation errors.
Fix broken ToS link. Fix linter errors
Add client validation for registration form
Use Array.reduce instead of lodash.reduce
Humanize validation errors returned on registration
Added user option to hide instance-specific panel, rearranged config screen to better categorize it / adjustments to language selector
fix
The locale can now be configured in settings and is stored in
Vuex. The changes are applied immidiately after selection. The list of
languages is taken from the messages file, which contains all the
available locales (and a new value, `interfaceLanguage`, to control
the translation of this option in the options menu)
Closes#36