DOCS Update PHP support info

As of SS v4.5.0, PHP 7.1 is required. Updating that and also adding note that versions 4.0-4.4 still supported PHP 5.6.
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Patrick Nelson 2020-07-03 01:12:00 -07:00 committed by Dan Hensby
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@ -25,7 +25,7 @@ How easy will it be to update my project? It's a fair question, and sometimes a
There are some fundamental changes in SilverStripe 4: There are some fundamental changes in SilverStripe 4:
* PHP 5.6 is now the minimum required version and up to PHP 7.3 is supported. We strongly recommend you only use [supported versions of PHP](https://www.php.net/supported-versions.php). * PHP 7.1 is now the minimum required version for SilverStripe 4.5.0 and above and up to PHP 7.3 is supported. We strongly recommend you only use [supported versions of PHP](https://www.php.net/supported-versions.php). Note: SilverStripe 4.0.0 through 4.4.0 still support PHP 5.6.
* SilverStripe is now even more modular which allows you to remove functionality your project might not need. * SilverStripe is now even more modular which allows you to remove functionality your project might not need.
* Common functionality sets can now be installed via SilverStripe _recipes_. * Common functionality sets can now be installed via SilverStripe _recipes_.
* SilverStripe modules can now be installed in the `vendor/` folder along with your regular PHP packages. * SilverStripe modules can now be installed in the `vendor/` folder along with your regular PHP packages.
@ -105,7 +105,7 @@ For a description on how to handle issues with pre-existing composer installs or
through the [Step 1 - Upgrade your dependencies](#step1) section. through the [Step 1 - Upgrade your dependencies](#step1) section.
### Install or update the upgrader tool ### Install or update the upgrader tool
Using the upgrader is not mandatory, but it can speed up the process. Although SilverStripe 4 can run in both PHP 5.6 and PHP 7, the upgrader itself requires PHP 7.1. Using the upgrader is not mandatory, but it can speed up the process.
The upgrader is available as a phar executable. The upgrader is available as a phar executable.