Changes

Summary

1. Introduced CRC check. (details)

Commit befd880c9ad4265779c793db36b3df56c1412d50 by marco Introduced CRC check.
	co.codewizards.raspi1/src/main/java/co/codewizards/raspi1/steca/GetInverterMode.java
	co.codewizards.raspi1/src/main/java/co/codewizards/raspi1/steca/Crc.java
	co.codewizards.raspi1/src/main/java/co/codewizards/raspi1/steca/Request.java
	co.codewizards.raspi1/src/main/java/co/codewizards/raspi1/steca/StecaRequest.java
	co.codewizards.raspi1/src/main/java/co/codewizards/raspi1/steca/dto/InverterMode.java
	co.codewizards.raspi1/src/main/java/co/codewizards/raspi1/steca/dto/InverterStatus.java
	co.codewizards.raspi1/src/main/java/co/codewizards/raspi1/steca/GetInverterStatus.java
	co.codewizards.raspi1/src/main/java/co/codewizards/raspi1/StecaDemo.java