Merge pull request #6 from BigMichi1/vaadin_7.1.6

update vaadin to 7.1.6
Merge pull request #11 from BigMichi1/querydsl

add querydsl to better support spring data and simplify query ceation
Merge pull request #10 from BigMichi1/maven-jaxb2-plugin_version

avoid warning about missing version for maven-jaxb2-plugin
Merge pull request #9 from BigMichi1/commons_io

avoid warnings during maven build about commons-io
Merge pull request #8 from BigMichi1/vaadin_push

add vaadin-push to support the push method from the UI
Merge pull request #7 from BigMichi1/default_to_hsqldb

better default for running a simple jboss-as:run
Merge remote-tracking branch 'upstream/master'