update assets from bootstrap@3.3.7

assets/less/bootstrap/button-groups.less

@@ -1,3 +1,5 @@
+// stylelint-disable selector-no-qualifying-type */
+
 //
 // Button groups
 // --------------------------------------------------
@@ -88,37 +90,33 @@
   outline: 0;
 }
 
+
 // Sizing
 //
 // Remix the default button sizing classes into new ones for easier manipulation.
 
-.btn-group-xs > .btn {
-  &:extend(.btn-xs);
-}
-.btn-group-sm > .btn {
-  &:extend(.btn-sm);
-}
-.btn-group-lg > .btn {
-  &:extend(.btn-lg);
-}
+.btn-group-xs > .btn { &:extend(.btn-xs); }
+.btn-group-sm > .btn { &:extend(.btn-sm); }
+.btn-group-lg > .btn { &:extend(.btn-lg); }
+
 
 // Split button dropdowns
 // ----------------------
 
 // Give the line between buttons some depth
 .btn-group > .btn + .dropdown-toggle {
-  padding-left: 8px;
   padding-right: 8px;
+  padding-left: 8px;
 }
 .btn-group > .btn-lg + .dropdown-toggle {
-  padding-left: 12px;
   padding-right: 12px;
+  padding-left: 12px;
 }
 
 // The clickable button for toggling the menu
 // Remove the gradient and set the same inset shadow as the :active state
 .btn-group.open .dropdown-toggle {
-  .box-shadow(inset 0 3px 5px rgba(0,0,0,0.125));
+  .box-shadow(inset 0 3px 5px rgba(0, 0, 0, .125));
 
   // Show no shadow for `.btn-link` since it has no other button styles.
   &.btn-link {
@@ -126,6 +124,7 @@
   }
 }
 
+
 // Reposition the caret
 .btn .caret {
   margin-left: 0;
@@ -140,6 +139,7 @@
   border-width: 0 @caret-width-large @caret-width-large;
 }
 
+
 // Vertical button groups
 // ----------------------
 
@@ -196,6 +196,7 @@
   .border-top-radius(0);
 }
 
+
 // Justified button groups
 // ----------------------
 
@@ -206,8 +207,8 @@
   border-collapse: separate;
   > .btn,
   > .btn-group {
-    float: none;
     display: table-cell;
+    float: none;
     width: 1%;
   }
   > .btn-group .btn {
@@ -219,6 +220,7 @@
   }
 }
 
+
 // Checkbox and radio options
 //
 // In order to support the browser's form validation feedback, powered by the
@@ -231,11 +233,11 @@
 // See https://github.com/twbs/bootstrap/pull/12794 and
 // https://github.com/twbs/bootstrap/pull/14559 for more information.
 
-[data-toggle='buttons'] {
+[data-toggle="buttons"] {
   > .btn,
   > .btn-group > .btn {
-    input[type='radio'],
-    input[type='checkbox'] {
+    input[type="radio"],
+    input[type="checkbox"] {
       position: absolute;
       clip: rect(0, 0, 0, 0);
       pointer-events: none;