[sample/pdo] New: Use cache sample
[sample/pdo/cache] Change: method of measurement.
[sample/pdo]
[favicon] New:
[.htaccess] Change: Optimized.
[app.php] Change: Optimized.
[zlib/layout/white/head.phtml] Fix: method name.
[sample/wizard/index.php] Change: Optimized.