# BEGIN WordPress
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /

Options +FollowSymLinks 
RewriteEngine on 
RewriteCond %{HTTP_HOST} ^olddomain.com [NC] 
RewriteRule ^(.*)$ http://newdomain.com/$1 [L,R=301]

RewriteCond %{REQUEST_FILENAME} ^wp-content.*
RewriteCond %{REQUEST_FILENAME} ^wp-admin.*
RewriteCond %{REQUEST_FILENAME} ^wp-include.*
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]
</IfModule>
# END WordPress

Options -Indexes