CLOUDIFY-2229
Ruote workflow engine RESTful service implementation (launch workflow capability).
CLOUDIFY-2229
Added config.ru (rackup config).
CLOUDIFY-2229 updated travis to run ruote service tests
CLOUDIFY-2229 updated travis to run ruote service tests
CLOUDIFY-2229 updated travis to run ruote service tests
CLOUDIFY-2229 start and terminate ruote service for each test
CLOUDIFY-2229
Added get_workflow_state to service.
CLOUDIFY-2229 test passing workitem fields on workflow submission.
CLOUDIFY-2229 hold error in workflow state on failure.
CLOUDIFY-2229 fixed assertions.
CLOUDIFY-2229 fixed loading of built in workflows path.
CLOUDIFY-2229 added missing to_map method to participant.
CLOUDIFY-2229 added wfid validation in on_msg.
CLOUDIFY-2229 ignore sub workflows messages in on_msg.
CLOUDIFY-2229 disabled ruote service creation in workflows tests (until manager's rest is ready).
CLOUDIFY-2229 disabled ruote service creation in workflows tests (until manager's rest is ready).
Merge pull request #95 from CloudifySource/feature/CLOUDIFY-2229-workflow-engine-service

CLOUDIFY-2229 implemented ruote REST service