def projects(options = {})
      post("/projects", options)["projects"].map {|obj| Hashie::Mash.new obj }
    end
def projects(options = {})
      post("/projects", options)["projects"].map {|obj| Hashie::Mash.new obj }
    end
The projects method will return projects filtered by the parameters provided.
 Admin can see all projects on the subscription,
 while non-admins can only access the projects they are assigned.

 Optional parameters:
   project_id
   open [true|false]
   project_billable [true|false]