Bootstrap v3.3.6 Update

bower_components/bootstrap/less/variables.less

@@ -863,5 +863,7 @@
 @page-header-border-color:    @gray-lighter;
 //** Width of horizontal description list titles
 @dl-horizontal-offset:        @component-offset-horizontal;
+//** Point at which .dl-horizontal becomes horizontal
+@dl-horizontal-breakpoint:    @grid-float-breakpoint;
 //** Horizontal line color.
 @hr-border:                   @gray-lighter;