fixup "fixup multi-line table rendering bug."
fixup to accept pre blocks in the table
RecentChagnes: fixeup diff action with date arg correctly
bump up version to 1.2.3-GIT
PageList plugin: fixup subdir option bug
fixup https://github.com/wkpark/moniwiki/issues/2

check $formatter->use_group option correctly
fix for PHP version less than 5.3.x

PHP 5.2 does not understand "self::callback"