CFY-1847 added softlayer handler
CFY-1847 added softlayer handler

isaac-s/cloudify-system-tests,cloudify-cosmo/cloudify-system-tests,codilime/cloudify-system-tests,codilime/cloudify-system-tests,cloudify-cosmo/cloudify-system-tests,isaac-s/cloudify-system-tests,isaac-s/cloudify-system-tests,codilime/cloudify-system-tests