class Github::Issues::Milestones

def update(*args)


:due_on => "Time"
:description => "String",
:state => "open or closed",
:title => 'hello-world',
github.issues.milestones.update 'user-name', 'repo-name', 'milestone-id',
github = Github.new
= Examples

:due_on - Optional string - ISO 8601 time
:description - Optional string
:state - Optional string - open or closed
:title - Required string
= Inputs

Update a milestone 
def update(*args)
  arguments(args, :required => [:user, :repo, :milestone_id]) do
    sift VALID_MILESTONE_INPUTS
  end
  params = arguments.params
  patch_request("/repos/#{user}/#{repo}/milestones/#{milestone_id}", params)
end