added CONTRIBUTING.md
modified git-flow documentation
updated README
updated title of CONTRIBUTING.md
updated readme and conribution docs
cleaned up readme
updated branching documentation
updated readme
one last small update
Merge branch 'product-schema-tr30' into develop

* product-schema-tr30: (21 commits)
  Changes default role of local user to visitor from member
  Adds address and phonenumber types
  Replaces stringsin roles with const variables
  Adds user login and registeration
  Adds todo
  Fixes issue with basic template
  Fixes issue with mapping
  Adds session map support
  Fixes issues with visitor mapping function
  Adds middleware to map a visitor to a session
  Adds local auth handler
  Change Find to FindId
  Adds auth package
  Adds GetVisitorByEmail
  Adds GetVisitorByID
  Adds LocalLogin function
  Adds HasRole function
  Adds visitor roles
  Switch to bcrypt for hashing
  Adds ID type to Visitor
  ...