Merge branch 'v4-dev' into v4-grid-fixes

dist/css/bootstrap.css

@@ -392,7 +392,6 @@ a:focus, a:hover {
 }
 
 a:focus {
-  outline: thin dotted;
   outline: 5px auto -webkit-focus-ring-color;
   outline-offset: -2px;
 }
@@ -2492,7 +2491,6 @@ select.form-control-lg:not([size]):not([multiple]), .input-group-lg > select.for
 }
 
 .btn:focus, .btn.focus, .btn:active:focus, .btn:active.focus, .btn.active:focus, .btn.active.focus {
-  outline: thin dotted;
   outline: 5px auto -webkit-focus-ring-color;
   outline-offset: -2px;
 }

docs/assets/scss/_clipboard-js.scss

@@ -1,6 +1,6 @@
 // clipboard.js
 //
-// Flash-based `Copy` buttons for code snippets.
+// JS-based `Copy` buttons for code snippets.
 
 .bd-clipboard {
   position: relative;

docs/dist/css/bootstrap.css

@@ -392,7 +392,6 @@ a:focus, a:hover {
 }
 
 a:focus {
-  outline: thin dotted;
   outline: 5px auto -webkit-focus-ring-color;
   outline-offset: -2px;
 }
@@ -2492,7 +2491,6 @@ select.form-control-lg:not([size]):not([multiple]), .input-group-lg > select.for
 }
 
 .btn:focus, .btn.focus, .btn:active:focus, .btn:active.focus, .btn.active:focus, .btn.active.focus {
-  outline: thin dotted;
   outline: 5px auto -webkit-focus-ring-color;
   outline-offset: -2px;
 }

docs/layout/grid.md

@@ -444,7 +444,7 @@ To nest your content with the default grid, add a new `.row` and set of `.col-sm
 
 ### Example: Column ordering
 
-Easily change the order of our built-in grid columns with `.col-md-push-*` and `.col-md-pull-*` modifier classes.
+Easily change the order of our built-in grid columns with `.push-md-*` and `.pull-md-*` modifier classes.
 
 <div class="bd-example-row">
 {% example html %}