The pom defined an argLine for forked java processes that contined an line break which prevented the tests from running successfully. Removing the line break fixes this issue.
During the build of the project some files are generated in a sub folder of the src directory. Because the project does not contain a git-ignore file these files show up as untracked files in git which could lead developers accidentally adding these files. Adding an ignore file solves this issue
Merge pull request #72 from gkropiunik/master

errai-cdi-async-databinding-tests not working on Windows and untracked files in errai-aerogear-demo