Dev. diary #3

News and changes in version 0.2.5 alpha :

- Game no longer requires .Net Framework 4.0 but 2.0 (included in Windows7 and Vista)
- Added collectable bonuses to each level
- Collecting all bonuses in chapter will unlock new special level
- Added "How to play" gui
- Minor gui changes

This changes are not included in demo. Demo version is still 0.2.3.