Give all embedded live docs examples data-example-id attrs

Refs #11410

docs/_includes/css/tables.html

@@ -3,7 +3,7 @@
 
   <h2 id="tables-example">Basic example</h2>
   <p>For basic styling&mdash;light padding and only horizontal dividers&mdash;add the base class <code>.table</code> to any <code>&lt;table&gt;</code>. It may seem super redundant, but given the widespread use of tables for other plugins like calendars and date pickers, we've opted to isolate our custom table styles.</p>
-  <div class="bs-example">
+  <div class="bs-example" data-example-id="simple-table">
     <table class="table">
       <caption>Optional table caption.</caption>
       <thead>
@@ -49,7 +49,7 @@
     <h4>Cross-browser compatibility</h4>
     <p>Striped tables are styled via the <code>:nth-child</code> CSS selector, which is not available in Internet Explorer 8.</p>
   </div>
-  <div class="bs-example">
+  <div class="bs-example" data-example-id="striped-table">
     <table class="table table-striped">
       <thead>
         <tr>
@@ -90,7 +90,7 @@
 
   <h2 id="tables-bordered">Bordered table</h2>
   <p>Add <code>.table-bordered</code> for borders on all sides of the table and cells.</p>
-  <div class="bs-example">
+  <div class="bs-example" data-example-id="bordered-table">
     <table class="table table-bordered">
       <thead>
         <tr>
@@ -135,7 +135,7 @@
 
   <h2 id="tables-hover-rows">Hover rows</h2>
   <p>Add <code>.table-hover</code> to enable a hover state on table rows within a <code>&lt;tbody&gt;</code>.</p>
-  <div class="bs-example">
+  <div class="bs-example" data-example-id="hoverable-table">
     <table class="table table-hover">
       <thead>
         <tr>
@@ -175,7 +175,7 @@
 
   <h2 id="tables-condensed">Condensed table</h2>
   <p>Add <code>.table-condensed</code> to make tables more compact by cutting cell padding in half.</p>
-  <div class="bs-example">
+  <div class="bs-example" data-example-id="condensed-table">
     <table class="table table-condensed">
       <thead>
         <tr>
@@ -261,7 +261,7 @@
       </tbody>
     </table>
   </div>
-  <div class="bs-example">
+  <div class="bs-example" data-example-id="contextual-table">
     <table class="table">
       <thead>
         <tr>
@@ -365,7 +365,7 @@
     <p>For more information, read <a href="http://stackoverflow.com/questions/17408815/fieldset-resizes-wrong-appears-to-have-unremovable-min-width-min-content/17863685#17863685">this Stack Overflow answer</a>.</p>
   </div>
 
-  <div class="bs-example">
+  <div class="bs-example" data-example-id="simple-responsive-table">
     <div class="table-responsive">
       <table class="table">
         <thead>