Merge pull request select2#3467 from fk/docs-update-anchorjs

docs: Update AnchorJS from v0.3.1 to 1.1.1.

Author: fk

docs/_includes/head.html

@@ -16,5 +16,4 @@
 <link href="dist/css/select2.min.css" type="text/css" rel="stylesheet" />
 
 <link href="vendor/css/font-awesome.min.css" type="text/css" rel="stylesheet" />
-<link href="vendor/css/anchor.css" type="text/css" rel="stylesheet" />
 <link href="css/s2-docs.css" type="text/css" rel="stylesheet" >

docs/_layouts/default.html

@@ -47,7 +47,8 @@
       (function () {
         'use strict';
 
-        addAnchors('.s2-docs-container h1, .s2-docs-container h2, .s2-docs-container h3, .s2-docs-container h4, .s2-docs-container h5');
+        anchors.options.placement = 'left';
+        anchors.add('.s2-docs-container h1, .s2-docs-container h2, .s2-docs-container h3, .s2-docs-container h4, .s2-docs-container h5');
       })();
     </script>
 

docs/_sass/_anchorjs.scss

@@ -1,17 +1,9 @@
 // AnchorJS Styles
-//
-// Styles for AnchorJS elements following the Bootstrap docs styles.
-//
-// @see https://github.com/twbs/bootstrap/blob/master/docs/assets/css/src/docs.css#L1599
 
 .anchorjs-link {
-  float: left;
-  width: 1em;
-  height: 1em;
-  margin-left: -1.2em;
-  opacity: 0;
   color: inherit;
-  text-align: center;
+  transition: all .16s linear;
+  text-decoration: none;
 
   &:link,
   &:visited {
@@ -26,18 +18,10 @@
 
 *:hover > .anchorjs-link {
   opacity: .5;
-  -webkit-transition: all .16s linear;
-       -o-transition: all .16s linear;
-          transition: all .16s linear;
+  margin-left: -0.9em !important;
 }
 
 *:hover > .anchorjs-link:hover,
 .anchorjs-link:focus {
   opacity: 1;
 }
-
-.anchorjs-icon {
-  font-size: 60%;
-  vertical-align: .2em;
-}
-