v1.0.0-rc.4

🔊 Add warning about usage of deprecated components (with aui- prefix)
🔊 Deprecacion of <va-spinner> in favour of AUI's webcomponent <aui-spinner>
🔒 Fix XSS in select2 in single mode
🐛 Fix misplaced select2 clear button on non-retina displays when AUI css is minified