Update gitflow process document and add this to the repository
Merge pull request #3 from adaptlearning/feature/gitflow_doc

Update gitflow process document and add this to the repository
Write structure and draft of first sections of principles document.
Write explanation of market leading, responsive single version content, and freely available theme explanations.
Rename document and complete themes explanation section.
Remove principles section and promote document to version 1.0
Merge branch 'master' of github.com:adaptlearning/documentation