Add debug to time information message and correct month being 0 indexed.
Check message is for us before processing. Refactored message decoding to use constants.
Merge branch 'maxcul-binding' of git@github.com:cyclingengineer/openhab.git into maxcul-binding

Conflicts:
	bundles/binding/org.openhab.binding.maxcul/src/main/java/org/openhab/binding/maxcul/internal/messages/BaseMsg.java
	bundles/binding/org.openhab.binding.maxcul/src/main/java/org/openhab/binding/maxcul/internal/messages/MaxCulMsgHandler.java