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PHP 5.5.30, 5.6.14, 7.0.0RC4

Change effective on 01 October 2015

The following new PHP runtime versions are now available on Heroku:

PHP 5.5.30
PHP 5.6.14
PHP 7.0.0RC4 (on cedar-14 only)

The Node.js platform now caches bower_components by default Added streaming output for the platform Build Result resource and deprecated Build Result lines