Fixed some unit tests.
Merge branch 'master' of github.com:winder/Universal-G-Code-Sender
Fixed more unit tests.
Changing version for pre-release.
Fixed TinyG build error.
Minor changes so that TinyG might work.
Update maven build configuration (work in progress)
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/test/java/com/willwinder/universalgcodesender/CommUtilsTest.java
	src/test/java/com/willwinder/universalgcodesender/GrblUtilsTest.java