removed old designs and todo list

removed some IE6-specific styles

removed some vendor-specific css prefixes which are supported by all modern browsers now

made CSS coding style more consistent (pure whitespace changes)

improved blockquotes roughly (#13), but might not be enough

further minor improvement for modal windows (#23)

styled modal windows (closes #23)

improved section highlighting

improved size of char picker (#20), but might not be enough

avoid wrapping of toolbar (fixes #16)

minor typography changes for sidebar

fixed pre wrapping (bug introduced in 5a94948e)

rough styling of headings (#9)

moved back to top target higher up (fixes #21)

Slovak language update

localization: removed strings from old flashuploader

Polish language update

readded missing "view original" button to the new media manager

Template authors need to update their _mediamanager.css

always show full filename as tooltip in mediamanager

Fix sorting in media manager search (FS#2423)

make the installer check for new media dirs

do not rely on tmpfile() in the AJAX uploader backend FS#2417

Galician language update

refactored RemoteAccessDenied to RemoteAccessDeniedException

adjusted test cases