1.5.5 - Safe clean up options are selected by default, defaults are not user preferred for now (Optimizer Page). All the potentially dangerous clean up options are MARKED RED. Translations update for language - lv, de_DE, zh_TW, pt_BR, fa_IR, es_ES. New features explained in my blog post  - http://j.mp/HBIoVT .

git-svn-id: https://plugins.svn.wordpress.org/wp-optimize/trunk@802341 b8457f37-d9ea-0310-8a92-e5e31aec5664