Demo Version 0.0.2 it's out!

Hi! After some feedback and bug report I made this quick update for the demo version, and I call this the Reto Update to the version 0.0.2. Let's see what we got here:

- Bug Fixes;
- Heal is boosted a little bit;
- Goblin Soldier is a little nerfed;
- The HP of the Boulders are lowered;