Merge pull request #842 from rsvato/master

[RJA-1830] [feature] - HTTPS support
[RJA-1759][feature] access to workflow object and failed step title
Merge pull request #843 from bugzmanov/master

[RJA-1759][feature] access to workflow object and failed step title
[RJA-xxx][fix] fixing failing tests
Merge pull request #844 from bugzmanov/master

[RJA-xxx][fix] fixing failing tests
[RJA-1711][feature] -  Modify workflow engine to support non-fatal step termination