class Github::Issues::Milestones

def update(user_name, repo_name, milestone_id, params={})


: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(user_name, repo_name, milestone_id, params={})
  set :user => user_name, :repo => repo_name
  assert_presence_of user, repo, milestone_id
  normalize! params
  filter! VALID_MILESTONE_INPUTS, params
  assert_required_keys(%w[ title ], params)
  patch_request("/repos/#{user}/#{repo}/milestones/#{milestone_id}", params)
end