0.3.0

• rainbow animation completely reworked
• new animation: single rgb: color change in rainbow style, but whole string lights up in one color
• new function: power supply control, optional, you can control external power supply via DPT 1.001 object. all functions waiting until power supply is completely on
• new function: messages. you can now display up to 4 different messages (static color) as overlay on actual color or animation. Useful for alarm or similar notifications