CFY-1311 implement get_property function
Merge branch 'master' into CFY-1311-get-property

Conflicts:
	dsl_parser/parser.py
CFY-1311 get property implementation
CFY-1311 get property implementation
CFY-1311 flake8
CFY-1311 resuse scan service template function
Merge pull request #25 from cloudify-cosmo/CFY-1311-get-property

Cfy 1311 get property