bug #3024344 [setup] Setup forces numeric MemoryLimit

ChangeLog

@@ -12,6 +12,7 @@ $HeadURL: https://phpmyadmin.svn.sourceforge.net/svnroot/phpmyadmin/trunk/phpMyA
   is no progress bar possible
 - bug [replication] Do not offer information_schema in the list of databases
 - bug [js] Avoid loading twice a js file
+- bug #3024344 [setup] Setup forces numeric MemoryLimit
 
 3.3.4.0 (2010-06-28)
 - bug #2996161 [import] properly escape import value

libraries/config.default.php

@@ -536,11 +536,13 @@ $cfg['ForceSSL'] = false;
 $cfg['ExecTimeLimit'] = 300;
 
 /**
- * maximum allocated bytes (0 for no limit)
+ * maximum allocated bytes ('0' for no limit)
+ * this is a string because '16M' is a valid value; we must put here
+ * a string as the default value so that /setup accepts strings 
  *
- * @global integer $cfg['MemoryLimit']
+ * @global string $cfg['MemoryLimit']
  */
-$cfg['MemoryLimit'] = 0;
+$cfg['MemoryLimit'] = '0';
 
 /**
  * mark used tables, make possible to show locked tables (since MySQL 3.23.30)