GitLab

* Tooltips added to show full model name and warning regarding vector storage
* Send toast error and return early if more than a single front slash is detected
* Extend toast duration for model update action
* Add i18n en_US translation
* Remove commented code copied from existing function

Translation values for en-US are not necessary, the keys will be
used as fallback.

added simplified + traditional chinese, updates uk keys, changed standart language code format to xx-XX