Revert "Credits in the readme"

This reverts commit b4c9ce41252510f9379d111cbdfc101843689eb0.
Revert "First version 0.0.1"

This reverts commit 52f48bfce15179454bd9b720720cee7f0730dbf0.
Merge branch 'wip'

Conflicts:
	.gitignore
	README.md
	component.json
	composer.json
	demo/assets/scripts.js
	demo/assets/styles.css
	demo/index.php
	src/gentleface-black-sprite-16.png
	src/gentleface-black-sprite-24.png
	src/gentleface-black-sprite-32.png
	src/gentleface-black-sprite-48.png
	src/gentleface-white-sprite-16.png
	src/gentleface-white-sprite-24.png
	src/gentleface-white-sprite-32.png
	src/gentleface-white-sprite-48.png
All missing files (?)
Version 1.0.0
Dev version

- all optimization work is kept
- adding suffix "-dev" to master version