added tomcat8 intergration testing with selenium webdriver
Merge branch 'master' of https://github.com/reggensc/poschtiapp.git

Conflicts:
	poschtiapp/poschtiapp-web-jsf/pom.xml

	poschtiapp/poschtiapp-web-jsf/src/test/java/reggensc/poschtiapp/web/jsf/IndexIT.java
added poschtiapp-testutils (for spring-test-dbunit)