Merge "Added --all option and other features to purgeList.php"

diff --cc maintenance/purgeList.php
index 00b5008,1c261b1..b72c417
--- 1/maintenance/purgeList.php
--- 2/maintenance/purgeList.php
+++ b/maintenance/purgeList.php
@@@ -38,10 -41,12 +41,12 @@@ class PurgeList extends Maintenance 
        }
  
        public function execute() {
-               if( $this->hasOption( 'namespace' ) ) {
-                       $this->purgeNamespace();
+               if ( $this->hasOption( 'all' ) ) {
+                       $this->purgeNamespace( false );
+               } elseif ( $this->hasOption( 'namespace' ) ) {
+                       $this->purgeNamespace( intval( $this->getOption( 'namespace') ) );
                } else {
 -                      $this->purgeList();
 +                      $this->doPurge();
                }
                $this->output( "Done!\n" );
        }