Merge remote-tracking branch 'origin/master' into feature/remove-db-abstract

* origin/master:
  Added the PROJECT_ROOT definition and usage in the core lib patch.
  Updated the backoffice dependency with the 2FA fix.
  Updated the backoffice dependency with added the missing space in the sql.
  Updated the backoffice dependency with the password reset when clients' 1st user's email is changed.
  Updated the backoffice dependency with the reset 2FA feature.
  Updated the Core dependency with the fix of typcasting.

config/application.config.php

@@ -6,17 +6,23 @@
  * @see https://github.com/zendframework/ZFTool
  */
 $env = getenv('APP_ENV') ?: 'production';
-$appConfDir = getenv('APP_CONF_DIR') ?: '';
+$appConfDir = getenv('APP_CONF_DIR') ?: null;
 
-$confPaths = ['config/autoload/{,*.}{global,local}.php'];
+defined('PROJECT_ROOT') or define('PROJECT_ROOT', __DIR__ . '/../');
+
+if ($env !== 'testing') {
+    $confPaths = ['config/autoload/{,*.}{global,local}.php'];
+}
 $dataPath = 'data';
 if (!empty($appConfDir)) {
     $confPaths[] = $appConfDir . '/local.php';
     $dataPath = $appConfDir . '/data';
-    if (!is_dir($dataPath . '/cache')
-        && !mkdir($concurrentDirectory = $dataPath . '/cache') && !is_dir($concurrentDirectory)
-    ) {
-        throw new RuntimeException(sprintf('Directory "%s" was not created', $concurrentDirectory));
+    if (!is_dir($dataPath . '/cache')) {
+        if (is_dir(PROJECT_ROOT . 'data/cache')) {
+            $dataPath = PROJECT_ROOT . 'data';
+        } elseif (!mkdir($concurrentDirectory = $dataPath . '/cache') && !is_dir($concurrentDirectory)) {
+            throw new \RuntimeException(sprintf('Directory "%s" was not created', $concurrentDirectory));
+        }
     }
 }