Small fixes for subgrid, other CSS
Recompiled JS and CSS
Fixed issue #158
Merge remote-tracking branch 'remotes/vitmalina-original/master'

Conflicts:
	css/w2ui-dark.css
	css/w2ui-dark.min.css
	css/w2ui.css
	css/w2ui.min.css
	js/w2ui.js
	js/w2ui.min.js