grunt

dist/css/bootstrap.css

@@ -1138,6 +1138,15 @@ mark,
 .text-nowrap {
   white-space: nowrap;
 }
+.text-lowercase {
+  text-transform: lowercase;
+}
+.text-uppercase {
+  text-transform: uppercase;
+}
+.text-capitalize {
+  text-transform: capitalize;
+}
 .text-muted {
   color: #999;
 }