CLOUDIFY-2380 modify host type according to new properties schema structure
CLOUDIFY-2380 modify tests according to types schema changes
Merge remote-tracking branch 'origin/feature/CLOUDIFY-2380-types-properties-schema' into feature/CLOUDIFY-2380-types-properties-schema
use operation decorator in tests
flake8
replaced mezzanine example with hello_world blueprint
Merge pull request #131 from CloudifySource/feature/CLOUDIFY-2380-types-properties-schema

Modify types.yaml and tests according to new type properties schema
Merge branch 'develop' into feature/CLOUDIFY-2341-plugin-decorators