Power-Ups linked via different scripts.
To Do:
- Values tweaking
- Explosion damage
- Laser damage
Merge branch 'master' of https://github.com/rikproDVC/Gradius

Conflicts:
	Assets/Resources/Levels/Scripts/Powerup.cs
	Assets/Resources/Player/Scripts/Player.cs
	Gradius-csharp.sln
	Gradius.sln
	Gradius.userprefs