Feature: Add 'image', 'video', 'text'

[cefoo]

In companies.json, add a section that includes the type of product each company offers.

The code can be as follows:

modes: [ 'text', 'image', 'audio' ]

Example:

    {
        "name": "Apertium",
        "id": "apertium",
        "type": [
            "machine-translation-provider"
        ],
        "modes": [ 
            "text",
        ],
        "location": "Spain",
        "founded": 2004,
        "urls": [
            "https://apertium.org/"
        ]
    },