Caesar and Toscaexec

Standard

All the required standard definitions have been implemented to be compliant with an orchestrator

Normative types

All normative types have been included in the lib and are imported de facto at each definition parsing.

package toscaexec

The toscaexec package aim to provide an interface for an Orchestrator

Misc

The CSAR format is now handled via the function ParseCsar

Tests

All the tests files have been imported from the openstack project and are used by the go test suite.