Update blog list template

Having `front-page.php`, `home.php` and `index.php` templates started to seem like overkill. This PR suggests that we remove `home.php` and use `index.php` instead.
fixed in https://github.com/wp-evolved/evolved-theme/commit/0a9d881cc1dc8da3d20f3d8b1500e680f6a1ab1d