diff --git a/docs/assets/bootstrap.zip b/docs/assets/bootstrap.zip
index 62f900de97..0bc794af34 100644
Binary files a/docs/assets/bootstrap.zip and b/docs/assets/bootstrap.zip differ
diff --git a/less/mixins.less b/less/mixins.less
index c2fc2c7458..93bb229b51 100644
--- a/less/mixins.less
+++ b/less/mixins.less
@@ -270,6 +270,19 @@
   }
 }
 
+// Make a Grid
+// -------------------------
+// Use .makeRow and .makeColumn to assign semantic layouts grid system behavior
+.makeRow() {
+  margin-left: @gridGutterWidth * -1;
+  .clearfix();
+}
+.makeColumn(@columns: 1) {
+  float: left;
+  margin-left: @gridGutterWidth;
+  width: (@gridColumnWidth * @columns) + (@gridGutterWidth * (@columns - 1));
+}
+
 
 
 // Form field states (used in forms.less)