JBPM-4400: Problems using persistences with human tasks in OSGi

Conflicts:
	jbpm-runtime-manager/src/main/java/org/jbpm/runtime/manager/impl/RuntimeManagerFactoryImpl.java
 - removing sysout
JBPM-4402: JBPM installer, build.properties, jbpm-dashbuilder, default server is wildfly but dashbord version is jboss 7
 - removing outdated osgi import
jbpm-services-ejb-impl: temp fix for jboss-as-arquillian-container-managed dependency