Renamed Operations to DSL Reference
Editing of quick start guide
Add help note for environment
Reverted back to using jekyll code blocks
Merge branch 'master' of https://github.com/condep/condep.github.io

* 'master' of https://github.com/condep/condep.github.io:
  Renamed Operations to DSL Reference
Added Artifact explanation
Restructure and added more content
Started on documenting custom operations
Added code examples