Removed some PHP7 deprecated stuff.

Fixed path issue mentioned in https://github.com/DSB/MySQLDumper/issues/5

inc/functions.php

@@ -249,7 +249,7 @@ function WriteParams($as = 0, $restore_values = false)
         $config['cron_execution_path'] = "msd_cron/";
     }
     if ($as == 0) {
-        $config['paths']['root'] = addslashes(Realpfad("./"));
+        $config['paths']['root'] = addslashes(basePath());
     }
     $config['files']['parameter'] = $config['paths']['config'] . $config['config_file'] . '.php';
     $config['files']['iconpath']  = './css/' . $config['theme'] . '/icons/';

inc/runtime.php

@@ -13,7 +13,7 @@ if (!defined('config') || !is_array($config)) $config=array();
 if (!defined('databases') || !is_array($databases)) $databases=array();
 
 //Pfade und Files
-$config['paths']['root']=Realpfad('./');
+$config['paths']['root']=basePath();
 $config['paths']['work']='work/';
 $config['paths']['backup']=$config['paths']['work'] . 'backup/';
 $config['paths']['log']=$config['paths']['work'] . 'log/';