Added json output. added possibility to remove label from output
deleted unused functions and updated content-type
reverted change to config
Merge pull request #14 from TheRaven/master

Added json.php to output data in json format
Fix array to string conversion
Merge pull request #15 from NHellFire/master

Fix array to string conversion in graphs
Update fr.php

edit minor
Merge pull request #20 from manolenso/patch-1

Update fr.php
Merge remote-tracking branch 'upstream/master'