Include hunspell and libzip with source.
Stop using deprecated libzip API.
Add libzip license to credits file.
Install voikko DLL with voikko datafiles.
Don't distribute static Qt plugins on Windows.
FIXED: Crashed when no dictionaries were installed.
Dynamically add dictionary providers.
Move detection of best dictionary into dictionary manager.
FIXED: Unsaved new files were not restored from cache.
Update ChangeLog.
Move cache path into DocumentCache.
Move generating cache filenames into DocumentCache.
Move mapping cache filenames into DocumentCache.
Move removing files from cache into DocumentCache.
Share code for closing documents.
Move writing cache file into DocumentCache.
Move writable check into DocumentCache.
Move crashed check into DocumentCache.
Don't delete cache files when restoring from cache.
Don't delete cache files when closing program.