* Make img buf only size of img not whole widget
* Don't draw buffer if there's no image
* If there's no image, draw model name
* Add some options, draw model name if img not set
Add options for text colour, size, fill enable and colour
* Use valid values for defaults
* Get right colours
* Add concept of a 'friendly name to widgets'
Allows for separation of internal and user visible names
* Use new theme constants
* Use right version of libopenui
* `displayName` instead of `friendlyName`
* Allow using theme colour or custom for name
