Remove log4j properties
Remove log4j properties

With Spring Boot the configuration can be done via the default
configuration properties file `resource-server.properties`
For more infos please checkout the [Spring Boot docs]
(http://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#boot-features-logging)

osiam/osiam,fwilhe/osiam,tkrille/osiam-osiam,tkrille/osiam-osiam,osiam/osiam,tkrille/osiam-osiam,fwilhe/osiam,osiam/osiam,fwilhe/osiam