README.md 수정 및 docs 재생성

Conflicts:
	docs/classes.list.html
	docs/global.html
	docs/index.html
	docs/namespace.js.html
	docs/namespaces.list.html
	docs/nhn.collection.Organizations.html
	docs/nhn.collection.Organizations.js.html
	docs/nhn.collection.html
	docs/nhn.html
	docs/nhn.model.Organization.html
	docs/nhn.model.Organization.js.html
	docs/nhn.model.html
	docs/nhn.organizationTree.js.html
	docs/nhn.view.OrganizationTree.html
	docs/nhn.view.OrganizationTree.js.html
	docs/nhn.view.OrganizationTreeContextMenu.html
	docs/nhn.view.OrganizationTreeContextMenu.js.html
	docs/nhn.view.html
docs 재생성