Network: Set version of FontAwesome to latest stable 4.7.0 (#3572)

Bumped up the version number in the examples using `FontAwesome`, in order to avoid confusion about missing (new) icons as in #3408.
7 years ago · b3f29badcd
--- a/examples/network/nodeStyles/customGroups.html
+++ b/examples/network/nodeStyles/customGroups.html
@ -20,7 +20,7 @@

    <script type="text/javascript" src="../../../dist/vis.js"></script>
    <link href="../../../dist/vis-network.min.css" rel="stylesheet" type="text/css"/>
    <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css">
    <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">

    
 </head>
--- a/examples/network/nodeStyles/icons.html
+++ b/examples/network/nodeStyles/icons.html
@ -1,4 +1,4 @@
 <!doctype html>
 <!doctype html>
 <html lang="en">

 <head>
@ -8,7 +8,7 @@
  <script type="text/javascript" src="../../../dist/vis.js"></script>
  <link href="../../../dist/vis-network.min.css" rel="stylesheet" type="text/css" />

  <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css">
  <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
  <link rel="stylesheet" href="http://code.ionicframework.com/ionicons/2.0.1/css/ionicons.min.css">

  <style>