first working version of visitor counter - try to identify a user with
   - Browser-Fingerpring
   - IP

Those data gets converted to "useless" string via SHA1 with current Date in the strings.
That results a value which makes the user not traceable between the days.

Data gets collected with a 1x1 transparent pixel.
bugfixes and first tiny output
fix in topN function
added counter-pixel to redirect and "base"-url entry point
Squashed 'piratebox_origin/' changes from 06071d2..66b3106

66b3106 Merge remote-tracking branch 'origin/change_hostname' into librarybox_dev
010bcc9  Added fix to changelog
83e7136 only save new-date & time if the old one is "behind" the current date&time. That solves issues during bootup, when cron starts to save before the date&time recover is done
f48a6b7 added changelog entry
5e5aa16 added option to change hostname via command line
f055f01 added temporary-function for changing PirateBox-Hostname

git-subtree-dir: piratebox_origin
git-subtree-split: 66b31067aec5a9bd8c84be96965326f73a4198b9
Pulling change hostname feature

Conflicts:
	piratebox_origin/CHANGELOG
Merge branch 'php'
Merge branch 'visitor_count'