0.2.1

Environment changes:
- Sound files pathes are initialized through the registry;
- More accurate area introduction after popup closing;
- Font size hot changing support is implemented;
- Application wrappers are added;
- Initial file types processing is added;
 - ListArea control is added;
- ThreadSyncEvent is added;
- Multiple string constants fixes.

Applications:
- commander: file list sorting is implemented and more keyboard events added;
- preview application is added;
- notepad application deeply modified;
- fetch application deeply modified.

PIM changes:
- New  news group approach;
- PIM connections deep modification.

Scripts and sounds:
- sounds.xml and feed-ru.xml config files are added;
- no-application sound is added;
- news_article.sql is added.

Other changes:
- Old bin/luwrain script is removed.