March 2016 PHP runtimes, extensions and web servers updates
Change effective on 03 March 2016
The following runtimes are now available for PHP applications on Heroku:
- PHP 5.5.33
 - PHP 5.6.19
 - PHP 7.0.4
 
The following extensions have been updated:
- 
ext-blackfireversion 1.9.2 
The available web servers have been updated:
- Apache 2.4.18
 - Nginx 1.8.1