Fixed BODY background issues in WYSIWYG editors (fckeditor, tinymce).
,fabrizioprocopio reported problem with tinymce background.
,ngaur reported problem with fckeditor background and suggested solution.
Added Russian Translation
Thank you all for your helps and reports. Any suggestion and new language translations are always welcome.
*** Upgrading Note ***
If you have customized the custom.css file don't forget backing up before upgrading.