Methods with the same name as their class will not be constructors in a future version of PHP; Event_Notification has a deprecated constructor 
in '/homepages/29/d285781179/htdocs/calpuyo/piwik/libs/Event/Notification.php' at the line 66

#0  Piwik_ErrorHandler(8192, Methods with the same name as their class will not be constructors in a future version of PHP; Event_Notification has a deprecated constructor, /homepages/29/d285781179/htdocs/calpuyo/piwik/libs/Event/Notification.php, 66, Array ([class] => Event_Notification,[classPath] => Event/Notification,[i] => 1,[path] => /homepages/29/d285781179/htdocs/calpuyo/piwik/libs/Event/Notification.php)) called at [/homepages/29/d285781179/htdocs/calpuyo/piwik/core/Loader.php:63]
#1  require_once() called at [/homepages/29/d285781179/htdocs/calpuyo/piwik/core/Loader.php:63]
#2  Piwik_Loader::autoload(Event_Notification)
#3  spl_autoload_call(Event_Notification) called at [/homepages/29/d285781179/htdocs/calpuyo/piwik/core/PluginsManager.php:520]
#4  require_once(/homepages/29/d285781179/htdocs/calpuyo/piwik/core/PluginsManager.php) called at [/homepages/29/d285781179/htdocs/calpuyo/piwik/core/FrontController.php:21]
#5  require_once(/homepages/29/d285781179/htdocs/calpuyo/piwik/core/FrontController.php) called at [/homepages/29/d285781179/htdocs/calpuyo/piwik/core/Loader.php:63]
#6  Piwik_Loader::autoload(Piwik_FrontController)
#7  spl_autoload_call(Piwik_FrontController) called at [/homepages/29/d285781179/htdocs/calpuyo/piwik/index.php:102]