.htaccess

<IfModule mod_headers.c>

    Header set Connection keep-alive

    Header unset Last-Modified

    <FilesMatch "\.(js|css|xml|gz)$">
        Header append Vary Accept-Encoding
    </FilesMatch>

    <FilesMatch "\.(ico|jpeg|jpg|png|gif|swf|css)$">
        Header set Cache-Control "max-age=5184000, public"
    </FilesMatch>

    <FilesMatch "\.(js)$">
        Header set Cache-Control "max-age=5184000, private"
    </FilesMatch>

    <FilesMatch "\.(xhtml|html|htm|php)$">
        Header set Cache-Control "max-age=5184000, private, must-revalidate"
    </FilesMatch>

</IfModule>

<IfModule mod_expires.c>

    <FilesMatch "\.(gif|jpg|jpeg|png|swf|css|js|html?|xml|txt|ico)$">
        ExpiresActive On
        ExpiresDefault "access plus 10 years"
    </FilesMatch>

</IfModule>

RewriteEngine on
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME} !-l
RewriteBase /
RewriteRule ^(.*)$ /index.php