each() replaced with current() and next()

https://wiki.php.net/rfc/deprecations_php_7_2

Author: dg

src/Utils/Reflection.php

@@ -186,7 +186,8 @@ private static function parseUseStatements(string $code, string $forClass = NULL
 		$namespace = $class = $classLevel = $level = NULL;
 		$res = $uses = [];
 
-		while (list(, $token) = each($tokens)) {
+		while ($token = current($tokens)) {
+			next($tokens);
 			switch (is_array($token) ? $token[0] : $token) {
 				case T_NAMESPACE:
 					$namespace = ltrim(self::fetch($tokens, [T_STRING, T_NS_SEPARATOR]) . '\\', '\\');