Beginner tutorial for buttons links to missing images
Beginner tutorial for buttons links to nonexistent demonstrative images for text, image and custom buttons.
/var/home/mks/Projects/developer-www/source/tutorials/beginners/components/button.rst:18: WARNING: image file not readable: tutorials/beginners/components/images/text-button.png
/var/home/mks/Projects/developer-www/source/tutorials/beginners/components/button.rst:33: WARNING: image file not readable: tutorials/beginners/components/images/image-button.png
/var/home/mks/Projects/developer-www/source/tutorials/beginners/components/button.rst:50: WARNING: image file not readable: tutorials/beginners/components/images/custom-button.png