Improve toggle usability

themes/daux/less/bootstrap/bootstrap.less

@@ -25,7 +25,7 @@
 // Components
 //@import "component-animations.less";
 //@import "dropdowns.less";
-//@import "button-groups.less";
+@import "button-groups.less";
 //@import "input-groups.less";
 @import "navs.less";
 @import "navbar.less";