rtler

RTL any CSS file (CSS3 supported)

1. swap left/right in css rule
2. swap left/right & ltr/rtl in value
3. rtl file must contain only direction related rules and values
4. reset ltr direction values (margin-left:10px => margin-left:initial; margin-right:10px);
5. support background position
6. support custom format CSS3 (box-shadow and border-radius)

1. the CSS file must be vaild before using the rtler (http://validator.w3.org/)
2. if the original file did not include dir:ltr, add dir:rtl to the body tag