added Japanese language files
incorporated rtl.css into other styles (closes #21)
removed deprecated typography classes
removed IE6-specific styles
improved css code formatting
removed browser prefixes for border-radius and changed it to use em
implemented tabs (re-using them from template styles, closes #12)
removed unused code
added experimental width classes 'half', 'third' and 'quarter'

These do not work in IE8 and below and may not work in all combinations.
This also includes simple mobile support.
added '#id' to examples and reduced column width to make sense of 'clear' in dokuwiki template
documented width classes and normal headings, changed column toolbar button to use 'third' class
allow or disallow certain classes (closes #15)
version 2013-03-24
Update Simplified Chinese translation