Merge pull request #14437 from agh1/no-php-56

Minimum supported PHP version is 7.0

CRM/Upgrade/Form.php

@@ -49,6 +49,9 @@ class CRM_Upgrade_Form extends CRM_Core_Form {
 
   /**
    * Minimum php version required to run (equal to or lower than the minimum install version)
+   *
+   * Even though 5.6 is no longer supported, this value is left here for a while
+   * so as not to block stragglers from upgrading.
    */
   const MINIMUM_PHP_VERSION = '5.6';
 

CRM/Upgrade/Incremental/General.php

@@ -53,7 +53,7 @@ class CRM_Upgrade_Incremental_General {
    *
    * @see install/index.php
    */
-  const MIN_INSTALL_PHP_VER = '5.6';
+  const MIN_INSTALL_PHP_VER = '7.0';
 
   /**
    * Compute any messages which should be displayed before upgrade.