PHP Strict Warning updates
Merge pull request #100 from great9/master

PHP Strict Warning updates
Fix stats for PHP 5.4

Call-time pass-by-reference has been removed in php5.4
Merge pull request #110 from jirinapravnik/patch-1

Fix stats for PHP 5.4
Fixed PHP 5.4+ compatibility
Added chainedZoneId to zone API
Updated example ZoneInfo and API endpoint
Merge branch 'api-improvements' of github.com:openx/openx-source into api-improvements