Add table row stripes using tbody striped class

Creating table stripes with a class on tbody makes for simpler logic when generating table content in a template using iteration.

1.  Add table row stripes using tbody striped class for modern browsers. Older browsers use odd/even classes or just live with the fact that tables aren't striped in older browsers.

2. Update example.html to demonstrate table row striping
Great, just drop the word __really__ and it's all good!