Add language dynamically

I made an order this morning, but I discovered that there were objections, so I deleted it and made a new repo, which is this

Related to issue #70 (closed)

I've done the following:

1. Updated package-lock.json
2. Added languages.json to manage language support
3. Software will lookup language data from languages.json
4. Added a guide on how to add new languages

I make all you take about it @monsterbitar