CLOUDIFY-1977 use an external log4j.properties file for manager boot
CLOUDIFY-1977 use an external log4j.properties file for manager boot
CLOUDIFY-1977 use placeholder for working directory
Merge pull request #44 from CloudifySource/feature/CLOUDIFY-1977-external-log4j-properties

CLOUDIFY-1977 use an external log4j.properties file for manager boot