CFY-1372 fixed typo in Port
CFY-1230 manager node type now has some default values as well as the cloudify_packages in its property schema
CFY-1230 added description to new properties in manager type
Merge pull request #155 from cloudify-cosmo/CFY-1230-use-manager-blueprints-in-system-tests

CFY 1230 use manager blueprints in system tests
Merge branch 'master' into CFY-1433-multi-instance-runtime