Settings::colors page
color button widget
color customization
text background, foreground color
syntax hl color names for using at load_from_xml hls: keyword, digit, string etc.
more hl xml files
spellchecking fixing
ODT support
autocompletion
enchant support
broken links checking
aspell support for Win32
screenshot functions

after moving to Qt 4.4:

use QPlainTextEdit instead of QTextEdit
