Do not execute updates that are from newer versions than current version....

Do not execute updates that are from newer versions than current version. otherwise 0.6.3 update was executing in the current rc1 version

git-svn-id: http://dev.piwik.org/svn/trunk@2349 59fd770c-687e-43c8-a1e3-f5a4ff64c105

core/Updater.php

@@ -203,7 +203,10 @@ class Piwik_Updater
 			foreach( $files as $file)
 			{
 				$fileVersion = basename($file, '.php');
-				if(version_compare($currentVersion, $fileVersion) == -1)
+				if( // if the update is from a newer version
+					version_compare($currentVersion, $fileVersion) == -1
+					// but we don't execute updates from non existing future releases 
+					&& version_compare($fileVersion, $newVersion) == -1)
 				{
 					$componentsWithUpdateFile[$name][$file] = $fileVersion;
 				}