Bourbon & Neat IE9 flexbox fallback

//IE9 flexbox grid fixes:
.no-flexbox, .no-flexboxlegacy{
	.column-row{

		&.half-half .column{
			@include span-columns( 6 );
		}

		&.sidebar-left .column, &.sidebar-right .column{
			@include span-columns( 8 );
		}

		&.sidebar-right .column:last-of-type, &.sidebar-left .column:first-of-type{
			@include span-columns( 4 );
		}

		&.three-columns .column{
			@include span-columns( 4 );
			
		}

		&.four-columns .column{
			@include span-columns( 3 );
		}

		.column:last-of-type{
			@include omega();
		}

	}
}