Code cleanup
Revert "Code cleanup"

This reverts commit 17a153b796ce62715603e551bbde8b5899daaafd.
Add cookies for user id, last visit, item views
Log visits
Log more data (referer, user agent) Remove punching_bag
Allow iframe
Add custom URLs
Fix typo
Update item URL
Add custom URL on home page
Update home link
Update view items link