Merge pull request #199 from novashdima/master

Fix var data types

src/main.php

@@ -87,11 +87,13 @@ class IFM {
 		// load config from environment variables
 		foreach (array_keys($this->config) as $key) {
 			if (($value = getenv('IFM_' . strtoupper($key))) !== false) {
-				if (is_numeric($value))
-					$value = intval($value);
+				if (is_numeric($value)) {
+					$this->config[$key] = intval($value);
+				} else {
 					$this->config[$key] = trim($value, implode(['"', "'"])); // remove quotes from env vars
 				}
 			}
+		}
 
 		// load config from passed array
 		$this->config = array_merge($this->config, $config);